42260309

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:429

約数の個数: 24

約数和(自身を含む): 52879680

約数和(自身を除く): 10619371

約数列:

[1, 7, 13, 91, 139, 169, 257, 973, 1183, 1799, 1807, 3341, 12649, 23387, 23491, 35723, 43433, 164437, 250061, 304031, 464399, 3250793, 6037187, 42260309]

約数ペア:

[(1, 42260309), (7, 6037187), (13, 3250793), (91, 464399), (139, 304031), (169, 250061), (257, 164437), (973, 43433), (1183, 35723), (1799, 23491), (1807, 23387), (3341, 12649)]