40686477

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{461}}^1$

素因数の和:581

約数の個数: 32

約数和(自身を含む): 61264896

約数和(自身を除く): 20578419

約数列:

[1, 3, 13, 31, 39, 73, 93, 219, 403, 461, 949, 1209, 1383, 2263, 2847, 5993, 6789, 14291, 17979, 29419, 33653, 42873, 88257, 100959, 185783, 437489, 557349, 1043243, 1312467, 3129729, 13562159, 40686477]

約数ペア:

[(1, 40686477), (3, 13562159), (13, 3129729), (31, 1312467), (39, 1043243), (73, 557349), (93, 437489), (219, 185783), (403, 100959), (461, 88257), (949, 42873), (1209, 33653), (1383, 29419), (2263, 17979), (2847, 14291), (5993, 6789)]