389925908

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{38977}}^1$

素因数の和:39083

約数の個数: 24

約数和(自身を含む): 710490984

約数和(自身を除く): 320565076

約数列:

[1, 2, 4, 41, 61, 82, 122, 164, 244, 2501, 5002, 10004, 38977, 77954, 155908, 1598057, 2377597, 3196114, 4755194, 6392228, 9510388, 97481477, 194962954, 389925908]

約数ペア:

[(1, 389925908), (2, 194962954), (4, 97481477), (41, 9510388), (61, 6392228), (82, 4755194), (122, 3196114), (164, 2377597), (244, 1598057), (2501, 155908), (5002, 77954), (10004, 38977)]