31589415

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4909}}^1$

素因数の和:4944

約数の個数: 48

約数和(自身を含む): 64340640

約数和(自身を除く): 32751225

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 143, 165, 195, 429, 495, 585, 715, 1287, 2145, 4909, 6435, 14727, 24545, 44181, 53999, 63817, 73635, 161997, 191451, 220905, 269995, 319085, 485991, 574353, 701987, 809985, 957255, 2105961, 2429955, 2871765, 3509935, 6317883, 10529805, 31589415]

約数ペア:

[(1, 31589415), (3, 10529805), (5, 6317883), (9, 3509935), (11, 2871765), (13, 2429955), (15, 2105961), (33, 957255), (39, 809985), (45, 701987), (55, 574353), (65, 485991), (99, 319085), (117, 269995), (143, 220905), (165, 191451), (195, 161997), (429, 73635), (495, 63817), (585, 53999), (715, 44181), (1287, 24545), (2145, 14727), (4909, 6435)]