289375396

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{479}}^1\times {\mathrm{7949}}^1$

素因数の和:8451

約数の個数: 24

約数和(自身を含む): 534240000

約数和(自身を除く): 244864604

約数列:

[1, 2, 4, 19, 38, 76, 479, 958, 1916, 7949, 9101, 15898, 18202, 31796, 36404, 151031, 302062, 604124, 3807571, 7615142, 15230284, 72343849, 144687698, 289375396]

約数ペア:

[(1, 289375396), (2, 144687698), (4, 72343849), (19, 15230284), (38, 7615142), (76, 3807571), (479, 604124), (958, 302062), (1916, 151031), (7949, 36404), (9101, 31796), (15898, 18202)]