901640704

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{56807}}^1$

素因数の和:56856

約数の個数: 40

約数和(自身を含む): 1859666688

約数和(自身を除く): 958025984

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1984, 3968, 7936, 15872, 56807, 113614, 227228, 454456, 908912, 1761017, 1817824, 3522034, 3635648, 7044068, 7271296, 14088136, 14542592, 28176272, 29085184, 56352544, 112705088, 225410176, 450820352, 901640704]

約数ペア:

[(1, 901640704), (2, 450820352), (4, 225410176), (8, 112705088), (16, 56352544), (31, 29085184), (32, 28176272), (62, 14542592), (64, 14088136), (124, 7271296), (128, 7044068), (248, 3635648), (256, 3522034), (496, 1817824), (512, 1761017), (992, 908912), (1984, 454456), (3968, 227228), (7936, 113614), (15872, 56807)]