15265516

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 32327680

約数和(自身を除く): 17062164

約数列:

[1, 2, 4, 7, 14, 28, 31, 43, 62, 86, 124, 172, 217, 301, 409, 434, 602, 818, 868, 1204, 1333, 1636, 2666, 2863, 5332, 5726, 9331, 11452, 12679, 17587, 18662, 25358, 35174, 37324, 50716, 70348, 88753, 123109, 177506, 246218, 355012, 492436, 545197, 1090394, 2180788, 3816379, 7632758, 15265516]

約数ペア:

[(1, 15265516), (2, 7632758), (4, 3816379), (7, 2180788), (14, 1090394), (28, 545197), (31, 492436), (43, 355012), (62, 246218), (86, 177506), (124, 123109), (172, 88753), (217, 70348), (301, 50716), (409, 37324), (434, 35174), (602, 25358), (818, 18662), (868, 17587), (1204, 12679), (1333, 11452), (1636, 9331), (2666, 5726), (2863, 5332)]