398738488

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{331}}^1\times {\mathrm{6547}}^1$

素因数の和:6907

約数の個数: 32

約数和(自身を含む): 782616960

約数和(自身を除く): 383878472

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 331, 662, 1324, 2648, 6547, 7613, 13094, 15226, 26188, 30452, 52376, 60904, 150581, 301162, 602324, 1204648, 2167057, 4334114, 8668228, 17336456, 49842311, 99684622, 199369244, 398738488]

約数ペア:

[(1, 398738488), (2, 199369244), (4, 99684622), (8, 49842311), (23, 17336456), (46, 8668228), (92, 4334114), (184, 2167057), (331, 1204648), (662, 602324), (1324, 301162), (2648, 150581), (6547, 60904), (7613, 52376), (13094, 30452), (15226, 26188)]