408225255

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{3851}}^1$

素因数の和:4087

約数の個数: 32

約数和(自身を含む): 674500608

約数和(自身を除く): 266275353

約数列:

[1, 3, 5, 15, 37, 111, 185, 191, 555, 573, 955, 2865, 3851, 7067, 11553, 19255, 21201, 35335, 57765, 106005, 142487, 427461, 712435, 735541, 2137305, 2206623, 3677705, 11033115, 27215017, 81645051, 136075085, 408225255]

約数ペア:

[(1, 408225255), (3, 136075085), (5, 81645051), (15, 27215017), (37, 11033115), (111, 3677705), (185, 2206623), (191, 2137305), (555, 735541), (573, 712435), (955, 427461), (2865, 142487), (3851, 106005), (7067, 57765), (11553, 35335), (19255, 21201)]