31221570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{2137}}^1$

素因数の和:2634

約数の個数: 32

約数和(自身を含む): 75120768

約数和(自身を除く): 43899198

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 487, 974, 1461, 2137, 2435, 2922, 4274, 4870, 6411, 7305, 10685, 12822, 14610, 21370, 32055, 64110, 1040719, 2081438, 3122157, 5203595, 6244314, 10407190, 15610785, 31221570]

約数ペア:

[(1, 31221570), (2, 15610785), (3, 10407190), (5, 6244314), (6, 5203595), (10, 3122157), (15, 2081438), (30, 1040719), (487, 64110), (974, 32055), (1461, 21370), (2137, 14610), (2435, 12822), (2922, 10685), (4274, 7305), (4870, 6411)]