258657966

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{293263}}^1$

素因数の和:293285

約数の個数: 36

約数和(自身を含む): 651925872

約数和(自身を除く): 393267906

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 293263, 586526, 879789, 1759578, 2052841, 2639367, 4105682, 5278734, 6158523, 12317046, 14369887, 18475569, 28739774, 36951138, 43109661, 86219322, 129328983, 258657966]

約数ペア:

[(1, 258657966), (2, 129328983), (3, 86219322), (6, 43109661), (7, 36951138), (9, 28739774), (14, 18475569), (18, 14369887), (21, 12317046), (42, 6158523), (49, 5278734), (63, 4105682), (98, 2639367), (126, 2052841), (147, 1759578), (294, 879789), (441, 586526), (882, 293263)]