22507915

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1$

素因数の和:471

約数の個数: 32

約数和(自身を含む): 30948480

約数和(自身を除く): 8440565

約数列:

[1, 5, 17, 23, 29, 85, 115, 145, 391, 397, 493, 667, 1955, 1985, 2465, 3335, 6749, 9131, 11339, 11513, 33745, 45655, 56695, 57565, 155227, 195721, 264799, 776135, 978605, 1323995, 4501583, 22507915]

約数ペア:

[(1, 22507915), (5, 4501583), (17, 1323995), (23, 978605), (29, 776135), (85, 264799), (115, 195721), (145, 155227), (391, 57565), (397, 56695), (493, 45655), (667, 33745), (1955, 11513), (1985, 11339), (2465, 9131), (3335, 6749)]