219078365

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{257}}^1\times {\mathrm{1409}}^1$

素因数の和:1693

約数の個数: 24

約数和(自身を含む): 290296440

約数和(自身を除く): 71218075

約数列:

[1, 5, 11, 55, 121, 257, 605, 1285, 1409, 2827, 7045, 14135, 15499, 31097, 77495, 155485, 170489, 362113, 852445, 1810565, 3983243, 19916215, 43815673, 219078365]

約数ペア:

[(1, 219078365), (5, 43815673), (11, 19916215), (55, 3983243), (121, 1810565), (257, 852445), (605, 362113), (1285, 170489), (1409, 155485), (2827, 77495), (7045, 31097), (14135, 15499)]