815868788

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{40867}}^1$

素因数の和:40932

約数の個数: 48

約数和(自身を含む): 1757650944

約数和(自身を除く): 941782156

約数列:

[1, 2, 4, 7, 14, 23, 28, 31, 46, 62, 92, 124, 161, 217, 322, 434, 644, 713, 868, 1426, 2852, 4991, 9982, 19964, 40867, 81734, 163468, 286069, 572138, 939941, 1144276, 1266877, 1879882, 2533754, 3759764, 5067508, 6579587, 8868139, 13159174, 17736278, 26318348, 29138171, 35472556, 58276342, 116552684, 203967197, 407934394, 815868788]

約数ペア:

[(1, 815868788), (2, 407934394), (4, 203967197), (7, 116552684), (14, 58276342), (23, 35472556), (28, 29138171), (31, 26318348), (46, 17736278), (62, 13159174), (92, 8868139), (124, 6579587), (161, 5067508), (217, 3759764), (322, 2533754), (434, 1879882), (644, 1266877), (713, 1144276), (868, 939941), (1426, 572138), (2852, 286069), (4991, 163468), (9982, 81734), (19964, 40867)]