2017887655

素因数分解:

$5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{659}}^1\times {\mathrm{983}}^1$

素因数の和:1743

約数の個数: 32

約数和(自身を含む): 2805580800

約数和(自身を除く): 787693145

約数列:

[1, 5, 7, 35, 89, 445, 623, 659, 983, 3115, 3295, 4613, 4915, 6881, 23065, 34405, 58651, 87487, 293255, 410557, 437435, 612409, 647797, 2052785, 3062045, 3238985, 4534579, 22672895, 57653933, 288269665, 403577531, 2017887655]

約数ペア:

[(1, 2017887655), (5, 403577531), (7, 288269665), (35, 57653933), (89, 22672895), (445, 4534579), (623, 3238985), (659, 3062045), (983, 2052785), (3115, 647797), (3295, 612409), (4613, 437435), (4915, 410557), (6881, 293255), (23065, 87487), (34405, 58651)]