64962405

素因数分解:

$3^5\times 5^1\times {\mathrm{127}}^1\times {\mathrm{421}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 117970944

約数和(自身を除く): 53008539

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 127, 135, 243, 381, 405, 421, 635, 1143, 1215, 1263, 1905, 2105, 3429, 3789, 5715, 6315, 10287, 11367, 17145, 18945, 30861, 34101, 51435, 53467, 56835, 102303, 154305, 160401, 170505, 267335, 481203, 511515, 802005, 1443609, 2406015, 4330827, 7218045, 12992481, 21654135, 64962405]

約数ペア:

[(1, 64962405), (3, 21654135), (5, 12992481), (9, 7218045), (15, 4330827), (27, 2406015), (45, 1443609), (81, 802005), (127, 511515), (135, 481203), (243, 267335), (381, 170505), (405, 160401), (421, 154305), (635, 102303), (1143, 56835), (1215, 53467), (1263, 51435), (1905, 34101), (2105, 30861), (3429, 18945), (3789, 17145), (5715, 11367), (6315, 10287)]