1977808686

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{547}}^1$

素因数の和:798

約数の個数: 128

約数和(自身を含む): 4999864320

約数和(自身を除く): 3022055634

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 23, 38, 42, 46, 57, 69, 114, 133, 138, 161, 197, 266, 322, 394, 399, 437, 483, 547, 591, 798, 874, 966, 1094, 1182, 1311, 1379, 1641, 2622, 2758, 3059, 3282, 3743, 3829, 4137, 4531, 6118, 7486, 7658, 8274, 9062, 9177, 10393, 11229, 11487, 12581, 13593, 18354, 20786, 22458, 22974, 25162, 26201, 27186, 31179, 31717, 37743, 52402, 62358, 63434, 72751, 75486, 78603, 86089, 88067, 95151, 107759, 145502, 157206, 172178, 176134, 190302, 215518, 218253, 239039, 258267, 264201, 323277, 436506, 478078, 516534, 528402, 602623, 646554, 717117, 754313, 1205246, 1434234, 1508626, 1673273, 1807869, 2047421, 2262939, 2478457, 3346546, 3615738, 4094842, 4525878, 4956914, 5019819, 6142263, 7435371, 10039638, 12284526, 14331947, 14870742, 17349199, 28663894, 34698398, 42995841, 47090683, 52047597, 85991682, 94181366, 104095194, 141272049, 282544098, 329634781, 659269562, 988904343, 1977808686]

約数ペア:

[(1, 1977808686), (2, 988904343), (3, 659269562), (6, 329634781), (7, 282544098), (14, 141272049), (19, 104095194), (21, 94181366), (23, 85991682), (38, 52047597), (42, 47090683), (46, 42995841), (57, 34698398), (69, 28663894), (114, 17349199), (133, 14870742), (138, 14331947), (161, 12284526), (197, 10039638), (266, 7435371), (322, 6142263), (394, 5019819), (399, 4956914), (437, 4525878), (483, 4094842), (547, 3615738), (591, 3346546), (798, 2478457), (874, 2262939), (966, 2047421), (1094, 1807869), (1182, 1673273), (1311, 1508626), (1379, 1434234), (1641, 1205246), (2622, 754313), (2758, 717117), (3059, 646554), (3282, 602623), (3743, 528402), (3829, 516534), (4137, 478078), (4531, 436506), (6118, 323277), (7486, 264201), (7658, 258267), (8274, 239039), (9062, 218253), (9177, 215518), (10393, 190302), (11229, 176134), (11487, 172178), (12581, 157206), (13593, 145502), (18354, 107759), (20786, 95151), (22458, 88067), (22974, 86089), (25162, 78603), (26201, 75486), (27186, 72751), (31179, 63434), (31717, 62358), (37743, 52402)]