389104436

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{2347}}^1$

素因数の和:2580

約数の個数: 48

約数和(自身を含む): 807862272

約数和(自身を除く): 418757836

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 191, 217, 382, 434, 764, 868, 1337, 2347, 2674, 4694, 5348, 5921, 9388, 11842, 16429, 23684, 32858, 41447, 65716, 72757, 82894, 145514, 165788, 291028, 448277, 509299, 896554, 1018598, 1793108, 2037196, 3137939, 6275878, 12551756, 13896587, 27793174, 55586348, 97276109, 194552218, 389104436]

約数ペア:

[(1, 389104436), (2, 194552218), (4, 97276109), (7, 55586348), (14, 27793174), (28, 13896587), (31, 12551756), (62, 6275878), (124, 3137939), (191, 2037196), (217, 1793108), (382, 1018598), (434, 896554), (764, 509299), (868, 448277), (1337, 291028), (2347, 165788), (2674, 145514), (4694, 82894), (5348, 72757), (5921, 65716), (9388, 41447), (11842, 32858), (16429, 23684)]