72270435

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{661}}^1$

素因数の和:903

約数の個数: 32

約数和(自身を含む): 119541312

約数和(自身を除く): 47270877

約数列:

[1, 3, 5, 15, 37, 111, 185, 197, 555, 591, 661, 985, 1983, 2955, 3305, 7289, 9915, 21867, 24457, 36445, 73371, 109335, 122285, 130217, 366855, 390651, 651085, 1953255, 4818029, 14454087, 24090145, 72270435]

約数ペア:

[(1, 72270435), (3, 24090145), (5, 14454087), (15, 4818029), (37, 1953255), (111, 651085), (185, 390651), (197, 366855), (555, 130217), (591, 122285), (661, 109335), (985, 73371), (1983, 36445), (2955, 24457), (3305, 21867), (7289, 9915)]