40813955

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{331}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 60684288

約数和(自身を除く): 19870333

約数列:

[1, 5, 7, 13, 35, 65, 91, 271, 331, 455, 1355, 1655, 1897, 2317, 3523, 4303, 9485, 11585, 17615, 21515, 24661, 30121, 89701, 123305, 150605, 448505, 627907, 1166113, 3139535, 5830565, 8162791, 40813955]

約数ペア:

[(1, 40813955), (5, 8162791), (7, 5830565), (13, 3139535), (35, 1166113), (65, 627907), (91, 448505), (271, 150605), (331, 123305), (455, 89701), (1355, 30121), (1655, 24661), (1897, 21515), (2317, 17615), (3523, 11585), (4303, 9485)]