257544118

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{6007}}^1$

素因数の和:6136

約数の個数: 32

約数和(自身を含む): 445120704

約数和(自身を除く): 187576586

約数列:

[1, 2, 13, 17, 26, 34, 97, 194, 221, 442, 1261, 1649, 2522, 3298, 6007, 12014, 21437, 42874, 78091, 102119, 156182, 204238, 582679, 1165358, 1327547, 2655094, 7574827, 9905543, 15149654, 19811086, 128772059, 257544118]

約数ペア:

[(1, 257544118), (2, 128772059), (13, 19811086), (17, 15149654), (26, 9905543), (34, 7574827), (97, 2655094), (194, 1327547), (221, 1165358), (442, 582679), (1261, 204238), (1649, 156182), (2522, 102119), (3298, 78091), (6007, 42874), (12014, 21437)]