1209052985

素因数分解:

$5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{487}}^1\times {\mathrm{797}}^1$

素因数の和:1385

約数の個数: 32

約数和(自身を含む): 1682311680

約数和(自身を除く): 473258695

約数列:

[1, 5, 7, 35, 89, 445, 487, 623, 797, 2435, 3115, 3409, 3985, 5579, 17045, 27895, 43343, 70933, 216715, 303401, 354665, 388139, 496531, 1517005, 1940695, 2482655, 2716973, 13584865, 34544371, 172721855, 241810597, 1209052985]

約数ペア:

[(1, 1209052985), (5, 241810597), (7, 172721855), (35, 34544371), (89, 13584865), (445, 2716973), (487, 2482655), (623, 1940695), (797, 1517005), (2435, 496531), (3115, 388139), (3409, 354665), (3985, 303401), (5579, 216715), (17045, 70933), (27895, 43343)]