3927248

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:339

約数の個数: 40

約数和(自身を含む): 8332800

約数和(自身を除く): 4405552

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 79, 104, 158, 208, 239, 316, 478, 632, 956, 1027, 1264, 1912, 2054, 3107, 3824, 4108, 6214, 8216, 12428, 16432, 18881, 24856, 37762, 49712, 75524, 151048, 245453, 302096, 490906, 981812, 1963624, 3927248]

約数ペア:

[(1, 3927248), (2, 1963624), (4, 981812), (8, 490906), (13, 302096), (16, 245453), (26, 151048), (52, 75524), (79, 49712), (104, 37762), (158, 24856), (208, 18881), (239, 16432), (316, 12428), (478, 8216), (632, 6214), (956, 4108), (1027, 3824), (1264, 3107), (1912, 2054)]