256598493

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{1609}}^1$

素因数の和:1741

約数の個数: 32

約数和(自身を含む): 375580800

約数和(自身を除く): 118982307

約数列:

[1, 3, 17, 51, 53, 59, 159, 177, 901, 1003, 1609, 2703, 3009, 3127, 4827, 9381, 27353, 53159, 82059, 85277, 94931, 159477, 255831, 284793, 1449709, 1613827, 4349127, 4841481, 5031343, 15094029, 85532831, 256598493]

約数ペア:

[(1, 256598493), (3, 85532831), (17, 15094029), (51, 5031343), (53, 4841481), (59, 4349127), (159, 1613827), (177, 1449709), (901, 284793), (1003, 255831), (1609, 159477), (2703, 94931), (3009, 85277), (3127, 82059), (4827, 53159), (9381, 27353)]