90779889

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^2$

素因数の和:377

約数の個数: 24

約数和(自身を含む): 128741760

約数和(自身を除く): 37961871

約数列:

[1, 3, 29, 47, 87, 141, 149, 447, 1363, 4089, 4321, 7003, 12963, 21009, 22201, 66603, 203087, 609261, 643829, 1043447, 1931487, 3130341, 30259963, 90779889]

約数ペア:

[(1, 90779889), (3, 30259963), (29, 3130341), (47, 1931487), (87, 1043447), (141, 643829), (149, 609261), (447, 203087), (1363, 66603), (4089, 22201), (4321, 21009), (7003, 12963)]