15949701

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{227}}^1$

素因数の和:481

約数の個数: 24

約数和(自身を含む): 23877984

約数和(自身を除く): 7928283

約数列:

[1, 3, 9, 37, 111, 211, 227, 333, 633, 681, 1899, 2043, 7807, 8399, 23421, 25197, 47897, 70263, 75591, 143691, 431073, 1772189, 5316567, 15949701]

約数ペア:

[(1, 15949701), (3, 5316567), (9, 1772189), (37, 431073), (111, 143691), (211, 75591), (227, 70263), (333, 47897), (633, 25197), (681, 23421), (1899, 8399), (2043, 7807)]