28227914

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{431}}^1$

素因数の和:686

約数の個数: 32

約数和(自身を含む): 50077440

約数和(自身を除く): 21849526

約数列:

[1, 2, 11, 13, 22, 26, 143, 229, 286, 431, 458, 862, 2519, 2977, 4741, 5038, 5603, 5954, 9482, 11206, 32747, 61633, 65494, 98699, 123266, 197398, 1085689, 1283087, 2171378, 2566174, 14113957, 28227914]

約数ペア:

[(1, 28227914), (2, 14113957), (11, 2566174), (13, 2171378), (22, 1283087), (26, 1085689), (143, 197398), (229, 123266), (286, 98699), (431, 65494), (458, 61633), (862, 32747), (2519, 11206), (2977, 9482), (4741, 5954), (5038, 5603)]