254901207

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{3947}}^1$

素因数の和:4083

約数の個数: 32

約数和(自身を含む): 394168320

約数和(自身を除く): 139267113

約数列:

[1, 3, 11, 19, 33, 57, 103, 209, 309, 627, 1133, 1957, 3399, 3947, 5871, 11841, 21527, 43417, 64581, 74993, 130251, 224979, 406541, 824923, 1219623, 2474769, 4471951, 7724279, 13415853, 23172837, 84967069, 254901207]

約数ペア:

[(1, 254901207), (3, 84967069), (11, 23172837), (19, 13415853), (33, 7724279), (57, 4471951), (103, 2474769), (209, 1219623), (309, 824923), (627, 406541), (1133, 224979), (1957, 130251), (3399, 74993), (3947, 64581), (5871, 43417), (11841, 21527)]