898711268

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{31253}}^1$

素因数の和:31356

約数の個数: 48

約数和(自身を含む): 1960250880

約数和(自身を除く): 1061539612

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 79, 91, 158, 182, 316, 364, 553, 1027, 1106, 2054, 2212, 4108, 7189, 14378, 28756, 31253, 62506, 125012, 218771, 406289, 437542, 812578, 875084, 1625156, 2468987, 2844023, 4937974, 5688046, 9875948, 11376092, 17282909, 32096831, 34565818, 64193662, 69131636, 128387324, 224677817, 449355634, 898711268]

約数ペア:

[(1, 898711268), (2, 449355634), (4, 224677817), (7, 128387324), (13, 69131636), (14, 64193662), (26, 34565818), (28, 32096831), (52, 17282909), (79, 11376092), (91, 9875948), (158, 5688046), (182, 4937974), (316, 2844023), (364, 2468987), (553, 1625156), (1027, 875084), (1106, 812578), (2054, 437542), (2212, 406289), (4108, 218771), (7189, 125012), (14378, 62506), (28756, 31253)]