1561336

素因数分解:

$2^3\times 7^3\times {\mathrm{569}}^1$

素因数の和:596

約数の個数: 32

約数和(自身を含む): 3420000

約数和(自身を除く): 1858664

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 569, 686, 1138, 1372, 2276, 2744, 3983, 4552, 7966, 15932, 27881, 31864, 55762, 111524, 195167, 223048, 390334, 780668, 1561336]

約数ペア:

[(1, 1561336), (2, 780668), (4, 390334), (7, 223048), (8, 195167), (14, 111524), (28, 55762), (49, 31864), (56, 27881), (98, 15932), (196, 7966), (343, 4552), (392, 3983), (569, 2744), (686, 2276), (1138, 1372)]