7820685

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3049}}^1$

素因数の和:3082

約数の個数: 32

約数和(自身を含む): 14640000

約数和(自身を除く): 6819315

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 3049, 9147, 15245, 27441, 45735, 57931, 82323, 137205, 173793, 289655, 411615, 521379, 868965, 1564137, 2606895, 7820685]

約数ペア:

[(1, 7820685), (3, 2606895), (5, 1564137), (9, 868965), (15, 521379), (19, 411615), (27, 289655), (45, 173793), (57, 137205), (95, 82323), (135, 57931), (171, 45735), (285, 27441), (513, 15245), (855, 9147), (2565, 3049)]