8857072

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2551}}^1$

素因数の和:2597

約数の個数: 40

約数和(自身を含む): 20252672

約数和(自身を除く): 11395600

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 2551, 3472, 5102, 10204, 17857, 20408, 35714, 40816, 71428, 79081, 142856, 158162, 285712, 316324, 553567, 632648, 1107134, 1265296, 2214268, 4428536, 8857072]

約数ペア:

[(1, 8857072), (2, 4428536), (4, 2214268), (7, 1265296), (8, 1107134), (14, 632648), (16, 553567), (28, 316324), (31, 285712), (56, 158162), (62, 142856), (112, 79081), (124, 71428), (217, 40816), (248, 35714), (434, 20408), (496, 17857), (868, 10204), (1736, 5102), (2551, 3472)]