22757985

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 42456960

約数和(自身を除く): 19698975

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 71, 85, 153, 213, 255, 355, 419, 639, 765, 1065, 1207, 1257, 2095, 3195, 3621, 3771, 6035, 6285, 7123, 10863, 18105, 18855, 21369, 29749, 35615, 54315, 64107, 89247, 106845, 148745, 267741, 320535, 446235, 505733, 1338705, 1517199, 2528665, 4551597, 7585995, 22757985]

約数ペア:

[(1, 22757985), (3, 7585995), (5, 4551597), (9, 2528665), (15, 1517199), (17, 1338705), (45, 505733), (51, 446235), (71, 320535), (85, 267741), (153, 148745), (213, 106845), (255, 89247), (355, 64107), (419, 54315), (639, 35615), (765, 29749), (1065, 21369), (1207, 18855), (1257, 18105), (2095, 10863), (3195, 7123), (3621, 6285), (3771, 6035)]