81582885

素因数分解:

$3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{27059}}^1$

素因数の和:27137

約数の個数: 24

約数和(自身を含む): 143526240

約数和(自身を除く): 61943355

約数列:

[1, 3, 5, 9, 15, 45, 67, 201, 335, 603, 1005, 3015, 27059, 81177, 135295, 243531, 405885, 1217655, 1812953, 5438859, 9064765, 16316577, 27194295, 81582885]

約数ペア:

[(1, 81582885), (3, 27194295), (5, 16316577), (9, 9064765), (15, 5438859), (45, 1812953), (67, 1217655), (201, 405885), (335, 243531), (603, 135295), (1005, 81177), (3015, 27059)]