156988781285

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1109}}^1\times {\mathrm{130469}}^1$

素因数の和:131621

約数の個数: 32

約数和(自身を含む): 222446131200

約数和(自身を除く): 65457349915

約数列:

[1, 5, 7, 31, 35, 155, 217, 1085, 1109, 5545, 7763, 34379, 38815, 130469, 171895, 240653, 652345, 913283, 1203265, 4044539, 4566415, 20222695, 28311773, 141558865, 144690121, 723450605, 1012830847, 4485393751, 5064154235, 22426968755, 31397756257, 156988781285]

約数ペア:

[(1, 156988781285), (5, 31397756257), (7, 22426968755), (31, 5064154235), (35, 4485393751), (155, 1012830847), (217, 723450605), (1085, 144690121), (1109, 141558865), (5545, 28311773), (7763, 20222695), (34379, 4566415), (38815, 4044539), (130469, 1203265), (171895, 913283), (240653, 652345)]