3984974

素因数分解:

$2^1\times 7^3\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:217

約数の個数: 32

約数和(自身を含む): 7204800

約数和(自身を除く): 3219826

約数列:

[1, 2, 7, 14, 37, 49, 74, 98, 157, 259, 314, 343, 518, 686, 1099, 1813, 2198, 3626, 5809, 7693, 11618, 12691, 15386, 25382, 40663, 53851, 81326, 107702, 284641, 569282, 1992487, 3984974]

約数ペア:

[(1, 3984974), (2, 1992487), (7, 569282), (14, 284641), (37, 107702), (49, 81326), (74, 53851), (98, 40663), (157, 25382), (259, 15386), (314, 12691), (343, 11618), (518, 7693), (686, 5809), (1099, 3626), (1813, 2198)]