7785801

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{5059}}^1$

素因数の和:5090

約数の個数: 20

約数和(自身を含む): 12245200

約数和(自身を除く): 4459399

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 5059, 15177, 45531, 96121, 136593, 288363, 409779, 865089, 2595267, 7785801]

約数ペア:

[(1, 7785801), (3, 2595267), (9, 865089), (19, 409779), (27, 288363), (57, 136593), (81, 96121), (171, 45531), (513, 15177), (1539, 5059)]