389875122

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{238019}}^1$

素因数の和:238047

約数の個数: 48

約数和(自身を含む): 1039671360

約数和(自身を除く): 649796238

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 238019, 476038, 714057, 1428114, 1666133, 2142171, 3094247, 3332266, 4284342, 4998399, 6188494, 9282741, 9996798, 14995197, 18565482, 21659729, 27848223, 29990394, 43319458, 55696446, 64979187, 129958374, 194937561, 389875122]

約数ペア:

[(1, 389875122), (2, 194937561), (3, 129958374), (6, 64979187), (7, 55696446), (9, 43319458), (13, 29990394), (14, 27848223), (18, 21659729), (21, 18565482), (26, 14995197), (39, 9996798), (42, 9282741), (63, 6188494), (78, 4998399), (91, 4284342), (117, 3332266), (126, 3094247), (182, 2142171), (234, 1666133), (273, 1428114), (546, 714057), (819, 476038), (1638, 238019)]