256250805

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{7549}}^1$

素因数の和:7661

約数の個数: 32

約数和(自身を含む): 429081600

約数和(自身を除く): 172830795

約数列:

[1, 3, 5, 15, 31, 73, 93, 155, 219, 365, 465, 1095, 2263, 6789, 7549, 11315, 22647, 33945, 37745, 113235, 234019, 551077, 702057, 1170095, 1653231, 2755385, 3510285, 8266155, 17083387, 51250161, 85416935, 256250805]

約数ペア:

[(1, 256250805), (3, 85416935), (5, 51250161), (15, 17083387), (31, 8266155), (73, 3510285), (93, 2755385), (155, 1653231), (219, 1170095), (365, 702057), (465, 551077), (1095, 234019), (2263, 113235), (6789, 37745), (7549, 33945), (11315, 22647)]