408928416

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{327667}}^1$

素因数の和:327693

約数の個数: 48

約数和(自身を含む): 1156012704

約数和(自身を除く): 747084288

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 327667, 655334, 983001, 1310668, 1966002, 2621336, 3932004, 4259671, 5242672, 7864008, 8519342, 10485344, 12779013, 15728016, 17038684, 25558026, 31456032, 34077368, 51116052, 68154736, 102232104, 136309472, 204464208, 408928416]

約数ペア:

[(1, 408928416), (2, 204464208), (3, 136309472), (4, 102232104), (6, 68154736), (8, 51116052), (12, 34077368), (13, 31456032), (16, 25558026), (24, 17038684), (26, 15728016), (32, 12779013), (39, 10485344), (48, 8519342), (52, 7864008), (78, 5242672), (96, 4259671), (104, 3932004), (156, 2621336), (208, 1966002), (312, 1310668), (416, 983001), (624, 655334), (1248, 327667)]