13898690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:387

約数の個数: 64

約数和(自身を含む): 30119040

約数和(自身を除く): 16220350

約数列:

[1, 2, 5, 10, 13, 17, 19, 26, 34, 38, 65, 85, 95, 130, 170, 190, 221, 247, 323, 331, 442, 494, 646, 662, 1105, 1235, 1615, 1655, 2210, 2470, 3230, 3310, 4199, 4303, 5627, 6289, 8398, 8606, 11254, 12578, 20995, 21515, 28135, 31445, 41990, 43030, 56270, 62890, 73151, 81757, 106913, 146302, 163514, 213826, 365755, 408785, 534565, 731510, 817570, 1069130, 1389869, 2779738, 6949345, 13898690]

約数ペア:

[(1, 13898690), (2, 6949345), (5, 2779738), (10, 1389869), (13, 1069130), (17, 817570), (19, 731510), (26, 534565), (34, 408785), (38, 365755), (65, 213826), (85, 163514), (95, 146302), (130, 106913), (170, 81757), (190, 73151), (221, 62890), (247, 56270), (323, 43030), (331, 41990), (442, 31445), (494, 28135), (646, 21515), (662, 20995), (1105, 12578), (1235, 11254), (1615, 8606), (1655, 8398), (2210, 6289), (2470, 5627), (3230, 4303), (3310, 4199)]