211879278

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31223}}^1$

素因数の和:31273

約数の個数: 48

約数和(自身を含む): 511449120

約数和(自身を除く): 299569842

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 29, 39, 58, 78, 87, 117, 174, 234, 261, 377, 522, 754, 1131, 2262, 3393, 6786, 31223, 62446, 93669, 187338, 281007, 405899, 562014, 811798, 905467, 1217697, 1810934, 2435394, 2716401, 3653091, 5432802, 7306182, 8149203, 11771071, 16298406, 23542142, 35313213, 70626426, 105939639, 211879278]

約数ペア:

[(1, 211879278), (2, 105939639), (3, 70626426), (6, 35313213), (9, 23542142), (13, 16298406), (18, 11771071), (26, 8149203), (29, 7306182), (39, 5432802), (58, 3653091), (78, 2716401), (87, 2435394), (117, 1810934), (174, 1217697), (234, 905467), (261, 811798), (377, 562014), (522, 405899), (754, 281007), (1131, 187338), (2262, 93669), (3393, 62446), (6786, 31223)]