253460319

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{10151}}^1$

素因数の和:10231

約数の個数: 32

約数和(自身を含む): 409328640

約数和(自身を除く): 155868321

約数列:

[1, 3, 7, 21, 29, 41, 87, 123, 203, 287, 609, 861, 1189, 3567, 8323, 10151, 24969, 30453, 71057, 213171, 294379, 416191, 883137, 1248573, 2060653, 2913337, 6181959, 8740011, 12069539, 36208617, 84486773, 253460319]

約数ペア:

[(1, 253460319), (3, 84486773), (7, 36208617), (21, 12069539), (29, 8740011), (41, 6181959), (87, 2913337), (123, 2060653), (203, 1248573), (287, 883137), (609, 416191), (861, 294379), (1189, 213171), (3567, 71057), (8323, 30453), (10151, 24969)]