1263437281

素因数分解:

${\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{457}}^1\times {\mathrm{641}}^1$

素因数の和:1344

約数の個数: 16

約数和(自身を含む): 1340804160

約数和(自身を除く): 77366879

約数列:

[1, 19, 227, 457, 641, 4313, 8683, 12179, 103739, 145507, 292937, 1971041, 2764633, 5565803, 66496699, 1263437281]

約数ペア:

[(1, 1263437281), (19, 66496699), (227, 5565803), (457, 2764633), (641, 1971041), (4313, 292937), (8683, 145507), (12179, 103739)]