40891916

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{241}}^1\times {\mathrm{251}}^1$

素因数の和:522

約数の個数: 36

約数和(自身を含む): 78120504

約数和(自身を除く): 37228588

約数列:

[1, 2, 4, 13, 26, 52, 169, 241, 251, 338, 482, 502, 676, 964, 1004, 3133, 3263, 6266, 6526, 12532, 13052, 40729, 42419, 60491, 81458, 84838, 120982, 162916, 169676, 241964, 786383, 1572766, 3145532, 10222979, 20445958, 40891916]

約数ペア:

[(1, 40891916), (2, 20445958), (4, 10222979), (13, 3145532), (26, 1572766), (52, 786383), (169, 241964), (241, 169676), (251, 162916), (338, 120982), (482, 84838), (502, 81458), (676, 60491), (964, 42419), (1004, 40729), (3133, 13052), (3263, 12532), (6266, 6526)]