213578075

素因数分解:

$5^2\times {\mathrm{53}}^1\times {\mathrm{359}}^1\times {\mathrm{449}}^1$

素因数の和:871

約数の個数: 24

約数和(自身を含む): 271188000

約数和(自身を除く): 57609925

約数列:

[1, 5, 25, 53, 265, 359, 449, 1325, 1795, 2245, 8975, 11225, 19027, 23797, 95135, 118985, 161191, 475675, 594925, 805955, 4029775, 8543123, 42715615, 213578075]

約数ペア:

[(1, 213578075), (5, 42715615), (25, 8543123), (53, 4029775), (265, 805955), (359, 594925), (449, 475675), (1325, 161191), (1795, 118985), (2245, 95135), (8975, 23797), (11225, 19027)]