40921215

素因数分解:

$3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{19913}}^1$

素因数の和:20058

約数の個数: 16

約数和(自身を含む): 65955168

約数和(自身を除く): 25033953

約数列:

[1, 3, 5, 15, 137, 411, 685, 2055, 19913, 59739, 99565, 298695, 2728081, 8184243, 13640405, 40921215]

約数ペア:

[(1, 40921215), (3, 13640405), (5, 8184243), (15, 2728081), (137, 298695), (411, 99565), (685, 59739), (2055, 19913)]