201618989

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{1039}}^1$

素因数の和:1145

約数の個数: 32

約数和(自身を含む): 251596800

約数和(自身を除く): 49977811

約数列:

[1, 11, 13, 23, 59, 143, 253, 299, 649, 767, 1039, 1357, 3289, 8437, 11429, 13507, 14927, 17641, 23897, 61301, 148577, 194051, 262867, 310661, 674311, 796913, 1409923, 3417271, 8766043, 15509153, 18328999, 201618989]

約数ペア:

[(1, 201618989), (11, 18328999), (13, 15509153), (23, 8766043), (59, 3417271), (143, 1409923), (253, 796913), (299, 674311), (649, 310661), (767, 262867), (1039, 194051), (1357, 148577), (3289, 61301), (8437, 23897), (11429, 17641), (13507, 14927)]