1987045

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{241}}^1$

素因数の和:360

約数の個数: 16

約数和(自身を含む): 2561328

約数和(自身を除く): 574283

約数列:

[1, 5, 17, 85, 97, 241, 485, 1205, 1649, 4097, 8245, 20485, 23377, 116885, 397409, 1987045]

約数ペア:

[(1, 1987045), (5, 397409), (17, 116885), (85, 23377), (97, 20485), (241, 8245), (485, 4097), (1205, 1649)]