817365897

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{150611}}^1$

素因数の和:150690

約数の個数: 20

約数和(自身を含む): 1239235536

約数和(自身を除く): 421869639

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 5427, 150611, 451833, 1355499, 4066497, 10090937, 12199491, 30272811, 90818433, 272455299, 817365897]

約数ペア:

[(1, 817365897), (3, 272455299), (9, 90818433), (27, 30272811), (67, 12199491), (81, 10090937), (201, 4066497), (603, 1355499), (1809, 451833), (5427, 150611)]