318328717

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{5477}}^1$

素因数の和:5545

約数の個数: 24

約数和(自身を含む): 400726656

約数和(自身を除く): 82397939

約数列:

[1, 7, 19, 23, 133, 161, 361, 437, 2527, 3059, 5477, 8303, 38339, 58121, 104063, 125971, 728441, 881797, 1977197, 2393449, 13840379, 16754143, 45475531, 318328717]

約数ペア:

[(1, 318328717), (7, 45475531), (19, 16754143), (23, 13840379), (133, 2393449), (161, 1977197), (361, 881797), (437, 728441), (2527, 125971), (3059, 104063), (5477, 58121), (8303, 38339)]