51170091

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{577}}^1$

素因数の和:731

約数の個数: 32

約数和(自身を含む): 80790528

約数和(自身を除く): 29620437

約数列:

[1, 3, 7, 21, 41, 103, 123, 287, 309, 577, 721, 861, 1731, 2163, 4039, 4223, 12117, 12669, 23657, 29561, 59431, 70971, 88683, 165599, 178293, 416017, 496797, 1248051, 2436671, 7310013, 17056697, 51170091]

約数ペア:

[(1, 51170091), (3, 17056697), (7, 7310013), (21, 2436671), (41, 1248051), (103, 496797), (123, 416017), (287, 178293), (309, 165599), (577, 88683), (721, 70971), (861, 59431), (1731, 29561), (2163, 23657), (4039, 12669), (4223, 12117)]