15879427137

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{1097}}^1$

素因数の和:1300

約数の個数: 128

約数和(自身を含む): 29514240000

約数和(自身を除く): 13634812863

約数列:

[1, 3, 7, 9, 19, 21, 27, 29, 57, 63, 87, 133, 139, 171, 189, 203, 261, 399, 417, 513, 551, 609, 783, 973, 1097, 1197, 1251, 1653, 1827, 2641, 2919, 3291, 3591, 3753, 3857, 4031, 4959, 5481, 7679, 7923, 8757, 9873, 11571, 12093, 14877, 18487, 20843, 23037, 23769, 26271, 28217, 29619, 31813, 34713, 36279, 55461, 62529, 69111, 71307, 76589, 84651, 95439, 104139, 108837, 145901, 152483, 166383, 187587, 207333, 222691, 229767, 253953, 286317, 437703, 457449, 499149, 536123, 562761, 604447, 668073, 689301, 761859, 858951, 1067381, 1313109, 1372347, 1608369, 1813341, 2004219, 2067903, 2897177, 3202143, 3939327, 4117041, 4231129, 4422007, 4825107, 5440023, 6012657, 8691531, 9606429, 12693387, 13266021, 14475321, 16320069, 20280239, 26074593, 28819287, 30954049, 38080161, 39798063, 60840717, 78223779, 84018133, 92862147, 114240483, 119394189, 182522151, 252054399, 278586441, 547566453, 588126931, 756163197, 835759323, 1764380793, 2268489591, 5293142379, 15879427137]

約数ペア:

[(1, 15879427137), (3, 5293142379), (7, 2268489591), (9, 1764380793), (19, 835759323), (21, 756163197), (27, 588126931), (29, 547566453), (57, 278586441), (63, 252054399), (87, 182522151), (133, 119394189), (139, 114240483), (171, 92862147), (189, 84018133), (203, 78223779), (261, 60840717), (399, 39798063), (417, 38080161), (513, 30954049), (551, 28819287), (609, 26074593), (783, 20280239), (973, 16320069), (1097, 14475321), (1197, 13266021), (1251, 12693387), (1653, 9606429), (1827, 8691531), (2641, 6012657), (2919, 5440023), (3291, 4825107), (3591, 4422007), (3753, 4231129), (3857, 4117041), (4031, 3939327), (4959, 3202143), (5481, 2897177), (7679, 2067903), (7923, 2004219), (8757, 1813341), (9873, 1608369), (11571, 1372347), (12093, 1313109), (14877, 1067381), (18487, 858951), (20843, 761859), (23037, 689301), (23769, 668073), (26271, 604447), (28217, 562761), (29619, 536123), (31813, 499149), (34713, 457449), (36279, 437703), (55461, 286317), (62529, 253953), (69111, 229767), (71307, 222691), (76589, 207333), (84651, 187587), (95439, 166383), (104139, 152483), (108837, 145901)]