17940705

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41243}}^1$

素因数の和:41280

約数の個数: 16

約数和(自身を含む): 29695680

約数和(自身を除く): 11754975

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 41243, 123729, 206215, 618645, 1196047, 3588141, 5980235, 17940705]

約数ペア:

[(1, 17940705), (3, 5980235), (5, 3588141), (15, 1196047), (29, 618645), (87, 206215), (145, 123729), (435, 41243)]