40640817

素因数分解:

$3^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{3067}}^1$

素因数の和:3708

約数の個数: 16

約数和(自身を含む): 62047232

約数和(自身を除く): 21406415

約数列:

[1, 3, 7, 21, 631, 1893, 3067, 4417, 9201, 13251, 21469, 64407, 1935277, 5805831, 13546939, 40640817]

約数ペア:

[(1, 40640817), (3, 13546939), (7, 5805831), (21, 1935277), (631, 64407), (1893, 21469), (3067, 13251), (4417, 9201)]