40981215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{248371}}^1$

素因数の和:248390

約数の個数: 16

約数和(自身を含む): 71531136

約数和(自身を除く): 30549921

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 248371, 745113, 1241855, 2732081, 3725565, 8196243, 13660405, 40981215]

約数ペア:

[(1, 40981215), (3, 13660405), (5, 8196243), (11, 3725565), (15, 2732081), (33, 1241855), (55, 745113), (165, 248371)]