31228695

素因数分解:

$3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{6871}}^1$

素因数の和:6983

約数の個数: 24

約数和(自身を含む): 54673632

約数和(自身を除く): 23444937

約数列:

[1, 3, 5, 9, 15, 45, 101, 303, 505, 909, 1515, 4545, 6871, 20613, 34355, 61839, 103065, 309195, 693971, 2081913, 3469855, 6245739, 10409565, 31228695]

約数ペア:

[(1, 31228695), (3, 10409565), (5, 6245739), (9, 3469855), (15, 2081913), (45, 693971), (101, 309195), (303, 103065), (505, 61839), (909, 34355), (1515, 20613), (4545, 6871)]