290768855

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{233}}^1\times {\mathrm{263}}^1$

素因数の和:587

約数の個数: 32

約数和(自身を含む): 383999616

約数和(自身を除く): 93230761

約数列:

[1, 5, 13, 65, 73, 233, 263, 365, 949, 1165, 1315, 3029, 3419, 4745, 15145, 17009, 17095, 19199, 61279, 85045, 95995, 221117, 249587, 306395, 796627, 1105585, 1247935, 3983135, 4473367, 22366835, 58153771, 290768855]

約数ペア:

[(1, 290768855), (5, 58153771), (13, 22366835), (65, 4473367), (73, 3983135), (233, 1247935), (263, 1105585), (365, 796627), (949, 306395), (1165, 249587), (1315, 221117), (3029, 95995), (3419, 85045), (4745, 61279), (15145, 19199), (17009, 17095)]