981891738

素因数分解:

$2^1\times 3^2\times {\mathrm{383}}^1\times {\mathrm{142427}}^1$

素因数の和:142818

約数の個数: 24

約数和(自身を含む): 2133001728

約数和(自身を除く): 1151109990

約数列:

[1, 2, 3, 6, 9, 18, 383, 766, 1149, 2298, 3447, 6894, 142427, 284854, 427281, 854562, 1281843, 2563686, 54549541, 109099082, 163648623, 327297246, 490945869, 981891738]

約数ペア:

[(1, 981891738), (2, 490945869), (3, 327297246), (6, 163648623), (9, 109099082), (18, 54549541), (383, 2563686), (766, 1281843), (1149, 854562), (2298, 427281), (3447, 284854), (6894, 142427)]