281225568

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{225341}}^1$

素因数の和:225367

約数の個数: 48

約数和(自身を含む): 795006576

約数和(自身を除く): 513781008

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, 225341, 450682, 676023, 901364, 1352046, 1802728, 2704092, 2929433, 3605456, 5408184, 5858866, 7210912, 8788299, 10816368, 11717732, 17576598, 21632736, 23435464, 35153196, 46870928, 70306392, 93741856, 140612784, 281225568]

約数ペア:

[(1, 281225568), (2, 140612784), (3, 93741856), (4, 70306392), (6, 46870928), (8, 35153196), (12, 23435464), (13, 21632736), (16, 17576598), (24, 11717732), (26, 10816368), (32, 8788299), (39, 7210912), (48, 5858866), (52, 5408184), (78, 3605456), (96, 2929433), (104, 2704092), (156, 1802728), (208, 1352046), (312, 901364), (416, 676023), (624, 450682), (1248, 225341)]