221367432

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1217}}^1$

素因数の和:1303

約数の個数: 128

約数和(自身を含む): 662981760

約数和(自身を除く): 441614328

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 44, 52, 53, 66, 78, 88, 104, 106, 132, 143, 156, 159, 212, 264, 286, 312, 318, 424, 429, 572, 583, 636, 689, 858, 1144, 1166, 1217, 1272, 1378, 1716, 1749, 2067, 2332, 2434, 2756, 3432, 3498, 3651, 4134, 4664, 4868, 5512, 6996, 7302, 7579, 8268, 9736, 13387, 13992, 14604, 15158, 15821, 16536, 22737, 26774, 29208, 30316, 31642, 40161, 45474, 47463, 53548, 60632, 63284, 64501, 80322, 90948, 94926, 107096, 126568, 129002, 160644, 174031, 181896, 189852, 193503, 258004, 321288, 348062, 379704, 387006, 516008, 522093, 696124, 709511, 774012, 838513, 1044186, 1392248, 1419022, 1548024, 1677026, 2088372, 2128533, 2515539, 2838044, 3354052, 4176744, 4257066, 5031078, 5676088, 6708104, 8514132, 9223643, 10062156, 17028264, 18447286, 20124312, 27670929, 36894572, 55341858, 73789144, 110683716, 221367432]

約数ペア:

[(1, 221367432), (2, 110683716), (3, 73789144), (4, 55341858), (6, 36894572), (8, 27670929), (11, 20124312), (12, 18447286), (13, 17028264), (22, 10062156), (24, 9223643), (26, 8514132), (33, 6708104), (39, 5676088), (44, 5031078), (52, 4257066), (53, 4176744), (66, 3354052), (78, 2838044), (88, 2515539), (104, 2128533), (106, 2088372), (132, 1677026), (143, 1548024), (156, 1419022), (159, 1392248), (212, 1044186), (264, 838513), (286, 774012), (312, 709511), (318, 696124), (424, 522093), (429, 516008), (572, 387006), (583, 379704), (636, 348062), (689, 321288), (858, 258004), (1144, 193503), (1166, 189852), (1217, 181896), (1272, 174031), (1378, 160644), (1716, 129002), (1749, 126568), (2067, 107096), (2332, 94926), (2434, 90948), (2756, 80322), (3432, 64501), (3498, 63284), (3651, 60632), (4134, 53548), (4664, 47463), (4868, 45474), (5512, 40161), (6996, 31642), (7302, 30316), (7579, 29208), (8268, 26774), (9736, 22737), (13387, 16536), (13992, 15821), (14604, 15158)]