998138

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{947}}^1$

素因数の和:997

約数の個数: 16

約数和(自身を含む): 1638144

約数和(自身を除く): 640006

約数列:

[1, 2, 17, 31, 34, 62, 527, 947, 1054, 1894, 16099, 29357, 32198, 58714, 499069, 998138]

約数ペア:

[(1, 998138), (2, 499069), (17, 58714), (31, 32198), (34, 29357), (62, 16099), (527, 1894), (947, 1054)]