998021258

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{431297}}^1$

素因数の和:431401

約数の個数: 16

約数和(自身を含む): 1630306440

約数和(自身を除く): 632285182

約数列:

[1, 2, 13, 26, 89, 178, 1157, 2314, 431297, 862594, 5606861, 11213722, 38385433, 76770866, 499010629, 998021258]

約数ペア:

[(1, 998021258), (2, 499010629), (13, 76770866), (26, 38385433), (89, 11213722), (178, 5606861), (1157, 862594), (2314, 431297)]