31269784

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{42953}}^1$

素因数の和:42979

約数の個数: 32

約数和(自身を含む): 72162720

約数和(自身を除く): 40892936

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 42953, 85906, 171812, 300671, 343624, 558389, 601342, 1116778, 1202684, 2233556, 2405368, 3908723, 4467112, 7817446, 15634892, 31269784]

約数ペア:

[(1, 31269784), (2, 15634892), (4, 7817446), (7, 4467112), (8, 3908723), (13, 2405368), (14, 2233556), (26, 1202684), (28, 1116778), (52, 601342), (56, 558389), (91, 343624), (104, 300671), (182, 171812), (364, 85906), (728, 42953)]