137920145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{691}}^1$

素因数の和:917

約数の個数: 32

約数和(自身を含む): 191324160

約数和(自身を除く): 53404015

約数列:

[1, 5, 11, 19, 55, 95, 191, 209, 691, 955, 1045, 2101, 3455, 3629, 7601, 10505, 13129, 18145, 38005, 39919, 65645, 131981, 144419, 199595, 659905, 722095, 1451791, 2507639, 7258955, 12538195, 27584029, 137920145]

約数ペア:

[(1, 137920145), (5, 27584029), (11, 12538195), (19, 7258955), (55, 2507639), (95, 1451791), (191, 722095), (209, 659905), (691, 199595), (955, 144419), (1045, 131981), (2101, 65645), (3455, 39919), (3629, 38005), (7601, 18145), (10505, 13129)]