489822109

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{617}}^1$

素因数の和:817

約数の個数: 32

約数和(自身を含む): 607518720

約数和(自身を除く): 117696611

約数列:

[1, 7, 19, 47, 127, 133, 329, 617, 889, 893, 2413, 4319, 5969, 6251, 11723, 16891, 28999, 41783, 78359, 82061, 113411, 202993, 548513, 550981, 793877, 1488821, 3682873, 3856867, 10421747, 25780111, 69974587, 489822109]

約数ペア:

[(1, 489822109), (7, 69974587), (19, 25780111), (47, 10421747), (127, 3856867), (133, 3682873), (329, 1488821), (617, 793877), (889, 550981), (893, 548513), (2413, 202993), (4319, 113411), (5969, 82061), (6251, 78359), (11723, 41783), (16891, 28999)]