388355955

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{14537}}^1$

素因数の和:14695

約数の個数: 32

約数和(自身を含む): 674097984

約数和(自身を除く): 285742029

約数列:

[1, 3, 5, 13, 15, 39, 65, 137, 195, 411, 685, 1781, 2055, 5343, 8905, 14537, 26715, 43611, 72685, 188981, 218055, 566943, 944905, 1991569, 2834715, 5974707, 9957845, 25890397, 29873535, 77671191, 129451985, 388355955]

約数ペア:

[(1, 388355955), (3, 129451985), (5, 77671191), (13, 29873535), (15, 25890397), (39, 9957845), (65, 5974707), (137, 2834715), (195, 1991569), (411, 944905), (685, 566943), (1781, 218055), (2055, 188981), (5343, 72685), (8905, 43611), (14537, 26715)]