65756985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{977}}^1$

素因数の和:1633

約数の個数: 32

約数和(自身を含む): 120552192

約数和(自身を除く): 54795207

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 641, 977, 1923, 2931, 3205, 4487, 4885, 6839, 9615, 13461, 14655, 20517, 22435, 34195, 67305, 102585, 626257, 1878771, 3131285, 4383799, 9393855, 13151397, 21918995, 65756985]

約数ペア:

[(1, 65756985), (3, 21918995), (5, 13151397), (7, 9393855), (15, 4383799), (21, 3131285), (35, 1878771), (105, 626257), (641, 102585), (977, 67305), (1923, 34195), (2931, 22435), (3205, 20517), (4487, 14655), (4885, 13461), (6839, 9615)]