551427268

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{2801}}^1$

素因数の和:2980

約数の個数: 48

約数和(自身を含む): 1129766400

約数和(自身を除く): 578339132

約数列:

[1, 2, 4, 7, 14, 28, 79, 89, 158, 178, 316, 356, 553, 623, 1106, 1246, 2212, 2492, 2801, 5602, 7031, 11204, 14062, 19607, 28124, 39214, 49217, 78428, 98434, 196868, 221279, 249289, 442558, 498578, 885116, 997156, 1548953, 1745023, 3097906, 3490046, 6195812, 6980092, 19693831, 39387662, 78775324, 137856817, 275713634, 551427268]

約数ペア:

[(1, 551427268), (2, 275713634), (4, 137856817), (7, 78775324), (14, 39387662), (28, 19693831), (79, 6980092), (89, 6195812), (158, 3490046), (178, 3097906), (316, 1745023), (356, 1548953), (553, 997156), (623, 885116), (1106, 498578), (1246, 442558), (2212, 249289), (2492, 221279), (2801, 196868), (5602, 98434), (7031, 78428), (11204, 49217), (14062, 39214), (19607, 28124)]