388442876

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{239}}^1\times {\mathrm{6661}}^1$

素因数の和:6965

約数の個数: 24

約数和(自身を含む): 693913920

約数和(自身を除く): 305471044

約数列:

[1, 2, 4, 61, 122, 239, 244, 478, 956, 6661, 13322, 14579, 26644, 29158, 58316, 406321, 812642, 1591979, 1625284, 3183958, 6367916, 97110719, 194221438, 388442876]

約数ペア:

[(1, 388442876), (2, 194221438), (4, 97110719), (61, 6367916), (122, 3183958), (239, 1625284), (244, 1591979), (478, 812642), (956, 406321), (6661, 58316), (13322, 29158), (14579, 26644)]