138979165

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{4337}}^1$

素因数の和:4401

約数の個数: 32

約数和(自身を含む): 196771680

約数和(自身を除く): 57792515

約数列:

[1, 5, 13, 17, 29, 65, 85, 145, 221, 377, 493, 1105, 1885, 2465, 4337, 6409, 21685, 32045, 56381, 73729, 125773, 281905, 368645, 628865, 958477, 1635049, 2138141, 4792385, 8175245, 10690705, 27795833, 138979165]

約数ペア:

[(1, 138979165), (5, 27795833), (13, 10690705), (17, 8175245), (29, 4792385), (65, 2138141), (85, 1635049), (145, 958477), (221, 628865), (377, 368645), (493, 281905), (1105, 125773), (1885, 73729), (2465, 56381), (4337, 32045), (6409, 21685)]