217524159

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{3989}}^1$

素因数の和:4151

約数の個数: 24

約数和(自身を含む): 322423920

約数和(自身を除く): 104899761

約数列:

[1, 3, 9, 73, 83, 219, 249, 657, 747, 3989, 6059, 11967, 18177, 35901, 54531, 291197, 331087, 873591, 993261, 2620773, 2979783, 24169351, 72508053, 217524159]

約数ペア:

[(1, 217524159), (3, 72508053), (9, 24169351), (73, 2979783), (83, 2620773), (219, 993261), (249, 873591), (657, 331087), (747, 291197), (3989, 54531), (6059, 35901), (11967, 18177)]