131222416

素因数分解:

$2^4\times {\mathrm{13}}^3\times {\mathrm{3733}}^1$

素因数の和:3780

約数の個数: 40

約数和(自身を含む): 275494520

約数和(自身を除く): 144272104

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2197, 2704, 3733, 4394, 7466, 8788, 14932, 17576, 29864, 35152, 48529, 59728, 97058, 194116, 388232, 630877, 776464, 1261754, 2523508, 5047016, 8201401, 10094032, 16402802, 32805604, 65611208, 131222416]

約数ペア:

[(1, 131222416), (2, 65611208), (4, 32805604), (8, 16402802), (13, 10094032), (16, 8201401), (26, 5047016), (52, 2523508), (104, 1261754), (169, 776464), (208, 630877), (338, 388232), (676, 194116), (1352, 97058), (2197, 59728), (2704, 48529), (3733, 35152), (4394, 29864), (7466, 17576), (8788, 14932)]