521107088

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{199811}}^1$

素因数の和:199982

約数の個数: 20

約数和(自身を含む): 1015844208

約数和(自身を除く): 494737120

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 199811, 399622, 799244, 1598488, 3196976, 32569193, 65138386, 130276772, 260553544, 521107088]

約数ペア:

[(1, 521107088), (2, 260553544), (4, 130276772), (8, 65138386), (16, 32569193), (163, 3196976), (326, 1598488), (652, 799244), (1304, 399622), (2608, 199811)]