169629985

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1979}}^1$

素因数の和:2101

約数の個数: 32

約数和(自身を含む): 243302400

約数和(自身を除く): 73672415

約数列:

[1, 5, 7, 31, 35, 79, 155, 217, 395, 553, 1085, 1979, 2449, 2765, 9895, 12245, 13853, 17143, 61349, 69265, 85715, 156341, 306745, 429443, 781705, 1094387, 2147215, 4846571, 5471935, 24232855, 33925997, 169629985]

約数ペア:

[(1, 169629985), (5, 33925997), (7, 24232855), (31, 5471935), (35, 4846571), (79, 2147215), (155, 1094387), (217, 781705), (395, 429443), (553, 306745), (1085, 156341), (1979, 85715), (2449, 69265), (2765, 61349), (9895, 17143), (12245, 13853)]