991123692

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{204947}}^1$

素因数の和:204998

約数の個数: 48

約数和(自身を含む): 2570867712

約数和(自身を除く): 1579744020

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 4836, 204947, 409894, 614841, 819788, 1229682, 2459364, 2664311, 5328622, 6353357, 7992933, 10657244, 12706714, 15985866, 19060071, 25413428, 31971732, 38120142, 76240284, 82593641, 165187282, 247780923, 330374564, 495561846, 991123692]

約数ペア:

[(1, 991123692), (2, 495561846), (3, 330374564), (4, 247780923), (6, 165187282), (12, 82593641), (13, 76240284), (26, 38120142), (31, 31971732), (39, 25413428), (52, 19060071), (62, 15985866), (78, 12706714), (93, 10657244), (124, 7992933), (156, 6353357), (186, 5328622), (372, 2664311), (403, 2459364), (806, 1229682), (1209, 819788), (1612, 614841), (2418, 409894), (4836, 204947)]