69987735

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3559}}^1$

素因数の和:3612

約数の個数: 48

約数和(自身を含む): 133286400

約数和(自身を除く): 63298665

約数列:

[1, 3, 5, 9, 15, 19, 23, 45, 57, 69, 95, 115, 171, 207, 285, 345, 437, 855, 1035, 1311, 2185, 3559, 3933, 6555, 10677, 17795, 19665, 32031, 53385, 67621, 81857, 160155, 202863, 245571, 338105, 409285, 608589, 736713, 1014315, 1227855, 1555283, 3042945, 3683565, 4665849, 7776415, 13997547, 23329245, 69987735]

約数ペア:

[(1, 69987735), (3, 23329245), (5, 13997547), (9, 7776415), (15, 4665849), (19, 3683565), (23, 3042945), (45, 1555283), (57, 1227855), (69, 1014315), (95, 736713), (115, 608589), (171, 409285), (207, 338105), (285, 245571), (345, 202863), (437, 160155), (855, 81857), (1035, 67621), (1311, 53385), (2185, 32031), (3559, 19665), (3933, 17795), (6555, 10677)]