389858302

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1\times {\mathrm{631}}^1$

素因数の和:952

約数の個数: 32

約数和(自身を含む): 627955200

約数和(自身を除く): 238096898

約数列:

[1, 2, 19, 38, 71, 142, 229, 458, 631, 1262, 1349, 2698, 4351, 8702, 11989, 16259, 23978, 32518, 44801, 89602, 144499, 288998, 308921, 617842, 851219, 1702438, 2745481, 5490962, 10259429, 20518858, 194929151, 389858302]

約数ペア:

[(1, 389858302), (2, 194929151), (19, 20518858), (38, 10259429), (71, 5490962), (142, 2745481), (229, 1702438), (458, 851219), (631, 617842), (1262, 308921), (1349, 288998), (2698, 144499), (4351, 89602), (8702, 44801), (11989, 32518), (16259, 23978)]