389850708

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:457

約数の個数: 96

約数和(自身を含む): 1002798720

約数和(自身を除く): 612948012

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 101, 109, 156, 202, 218, 227, 303, 327, 404, 436, 454, 606, 654, 681, 908, 1212, 1308, 1313, 1362, 1417, 2626, 2724, 2834, 2951, 3939, 4251, 5252, 5668, 5902, 7878, 8502, 8853, 11009, 11804, 15756, 17004, 17706, 22018, 22927, 24743, 33027, 35412, 44036, 45854, 49486, 66054, 68781, 74229, 91708, 98972, 132108, 137562, 143117, 148458, 275124, 286234, 296916, 298051, 321659, 429351, 572468, 596102, 643318, 858702, 894153, 964977, 1192204, 1286636, 1717404, 1788306, 1929954, 2499043, 3576612, 3859908, 4998086, 7497129, 9996172, 14994258, 29988516, 32487559, 64975118, 97462677, 129950236, 194925354, 389850708]

約数ペア:

[(1, 389850708), (2, 194925354), (3, 129950236), (4, 97462677), (6, 64975118), (12, 32487559), (13, 29988516), (26, 14994258), (39, 9996172), (52, 7497129), (78, 4998086), (101, 3859908), (109, 3576612), (156, 2499043), (202, 1929954), (218, 1788306), (227, 1717404), (303, 1286636), (327, 1192204), (404, 964977), (436, 894153), (454, 858702), (606, 643318), (654, 596102), (681, 572468), (908, 429351), (1212, 321659), (1308, 298051), (1313, 296916), (1362, 286234), (1417, 275124), (2626, 148458), (2724, 143117), (2834, 137562), (2951, 132108), (3939, 98972), (4251, 91708), (5252, 74229), (5668, 68781), (5902, 66054), (7878, 49486), (8502, 45854), (8853, 44036), (11009, 35412), (11804, 33027), (15756, 24743), (17004, 22927), (17706, 22018)]