81344115

素因数分解:

$3^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{3329}}^1$

素因数の和:3524

約数の個数: 32

約数和(自身を含む): 145454400

約数和(自身を除く): 64110285

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 181, 543, 905, 1629, 2715, 3329, 4887, 8145, 9987, 16645, 24435, 29961, 49935, 89883, 149805, 449415, 602549, 1807647, 3012745, 5422941, 9038235, 16268823, 27114705, 81344115]

約数ペア:

[(1, 81344115), (3, 27114705), (5, 16268823), (9, 9038235), (15, 5422941), (27, 3012745), (45, 1807647), (135, 602549), (181, 449415), (543, 149805), (905, 89883), (1629, 49935), (2715, 29961), (3329, 24435), (4887, 16645), (8145, 9987)]