136893505

素因数分解:

$5^1\times 7^2\times {\mathrm{349}}^1\times {\mathrm{1601}}^1$

素因数の和:1969

約数の個数: 24

約数和(自身を含む): 191759400

約数和(自身を除く): 54865895

約数列:

[1, 5, 7, 35, 49, 245, 349, 1601, 1745, 2443, 8005, 11207, 12215, 17101, 56035, 78449, 85505, 392245, 558749, 2793745, 3911243, 19556215, 27378701, 136893505]

約数ペア:

[(1, 136893505), (5, 27378701), (7, 19556215), (35, 3911243), (49, 2793745), (245, 558749), (349, 392245), (1601, 85505), (1745, 78449), (2443, 56035), (8005, 17101), (11207, 12215)]