69913688

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{1471}}^1$

素因数の和:1947

約数の個数: 32

約数和(自身を含む): 141576960

約数和(自身を除く): 71663272

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 457, 914, 1471, 1828, 2942, 3656, 5884, 5941, 11768, 11882, 19123, 23764, 38246, 47528, 76492, 152984, 672247, 1344494, 2688988, 5377976, 8739211, 17478422, 34956844, 69913688]

約数ペア:

[(1, 69913688), (2, 34956844), (4, 17478422), (8, 8739211), (13, 5377976), (26, 2688988), (52, 1344494), (104, 672247), (457, 152984), (914, 76492), (1471, 47528), (1828, 38246), (2942, 23764), (3656, 19123), (5884, 11882), (5941, 11768)]