65403531

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:345

約数の個数: 40

約数和(自身を含む): 101707760

約数和(自身を除く): 36304229

約数列:

[1, 3, 9, 27, 37, 81, 111, 139, 157, 333, 417, 471, 999, 1251, 1413, 2997, 3753, 4239, 5143, 5809, 11259, 12717, 15429, 17427, 21823, 46287, 52281, 65469, 138861, 156843, 196407, 416583, 470529, 589221, 807451, 1767663, 2422353, 7267059, 21801177, 65403531]

約数ペア:

[(1, 65403531), (3, 21801177), (9, 7267059), (27, 2422353), (37, 1767663), (81, 807451), (111, 589221), (139, 470529), (157, 416583), (333, 196407), (417, 156843), (471, 138861), (999, 65469), (1251, 52281), (1413, 46287), (2997, 21823), (3753, 17427), (4239, 15429), (5143, 12717), (5809, 11259)]