97871991

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{1009}}^1$

素因数の和:1199

約数の個数: 32

約数和(自身を含む): 155136000

約数和(自身を除く): 57264009

約数列:

[1, 3, 7, 21, 31, 93, 149, 217, 447, 651, 1009, 1043, 3027, 3129, 4619, 7063, 13857, 21189, 31279, 32333, 93837, 96999, 150341, 218953, 451023, 656859, 1052387, 3157161, 4660571, 13981713, 32623997, 97871991]

約数ペア:

[(1, 97871991), (3, 32623997), (7, 13981713), (21, 4660571), (31, 3157161), (93, 1052387), (149, 656859), (217, 451023), (447, 218953), (651, 150341), (1009, 96999), (1043, 93837), (3027, 32333), (3129, 31279), (4619, 21189), (7063, 13857)]