77872725

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{16481}}^1$

素因数の和:16507

約数の個数: 48

約数和(自身を含む): 163501440

約数和(自身を除く): 85628715

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 135, 175, 189, 225, 315, 525, 675, 945, 1575, 4725, 16481, 49443, 82405, 115367, 148329, 247215, 346101, 412025, 444987, 576835, 741645, 1038303, 1236075, 1730505, 2224935, 2884175, 3114909, 3708225, 5191515, 8652525, 11124675, 15574545, 25957575, 77872725]

約数ペア:

[(1, 77872725), (3, 25957575), (5, 15574545), (7, 11124675), (9, 8652525), (15, 5191515), (21, 3708225), (25, 3114909), (27, 2884175), (35, 2224935), (45, 1730505), (63, 1236075), (75, 1038303), (105, 741645), (135, 576835), (175, 444987), (189, 412025), (225, 346101), (315, 247215), (525, 148329), (675, 115367), (945, 82405), (1575, 49443), (4725, 16481)]