128502978

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{931181}}^1$

素因数の和:931209

約数の個数: 16

約数和(自身を含む): 268180416

約数和(自身を除く): 139677438

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 931181, 1862362, 2793543, 5587086, 21417163, 42834326, 64251489, 128502978]

約数ペア:

[(1, 128502978), (2, 64251489), (3, 42834326), (6, 21417163), (23, 5587086), (46, 2793543), (69, 1862362), (138, 931181)]