74720737

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2861}}^1$

素因数の和:2929

約数の個数: 24

約数和(自身を含む): 95922792

約数和(自身を除く): 21202055

約数列:

[1, 7, 13, 41, 49, 91, 287, 533, 637, 2009, 2861, 3731, 20027, 26117, 37193, 117301, 140189, 260351, 821107, 1524913, 1822457, 5747749, 10674391, 74720737]

約数ペア:

[(1, 74720737), (7, 10674391), (13, 5747749), (41, 1822457), (49, 1524913), (91, 821107), (287, 260351), (533, 140189), (637, 117301), (2009, 37193), (2861, 26117), (3731, 20027)]