31149265

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1511}}^1$

素因数の和:1573

約数の個数: 32

約数和(自身を含む): 46448640

約数和(自身を除く): 15299375

約数列:

[1, 5, 7, 19, 31, 35, 95, 133, 155, 217, 589, 665, 1085, 1511, 2945, 4123, 7555, 10577, 20615, 28709, 46841, 52885, 143545, 200963, 234205, 327887, 889979, 1004815, 1639435, 4449895, 6229853, 31149265]

約数ペア:

[(1, 31149265), (5, 6229853), (7, 4449895), (19, 1639435), (31, 1004815), (35, 889979), (95, 327887), (133, 234205), (155, 200963), (217, 143545), (589, 52885), (665, 46841), (1085, 28709), (1511, 20615), (2945, 10577), (4123, 7555)]