87290098

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{641}}^1$

素因数の和:858

約数の個数: 32

約数和(自身を含む): 153093888

約数和(自身を除く): 65803790

約数列:

[1, 2, 7, 14, 71, 137, 142, 274, 497, 641, 959, 994, 1282, 1918, 4487, 8974, 9727, 19454, 45511, 68089, 87817, 91022, 136178, 175634, 318577, 614719, 637154, 1229438, 6235007, 12470014, 43645049, 87290098]

約数ペア:

[(1, 87290098), (2, 43645049), (7, 12470014), (14, 6235007), (71, 1229438), (137, 637154), (142, 614719), (274, 318577), (497, 175634), (641, 136178), (959, 91022), (994, 87817), (1282, 68089), (1918, 45511), (4487, 19454), (8974, 9727)]