18282267

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:265

約数の個数: 40

約数和(自身を含む): 29069040

約数和(自身を除く): 10786773

約数列:

[1, 3, 9, 27, 29, 43, 81, 87, 129, 181, 261, 387, 543, 783, 1161, 1247, 1629, 2349, 3483, 3741, 4887, 5249, 7783, 11223, 14661, 15747, 23349, 33669, 47241, 70047, 101007, 141723, 210141, 225707, 425169, 630423, 677121, 2031363, 6094089, 18282267]

約数ペア:

[(1, 18282267), (3, 6094089), (9, 2031363), (27, 677121), (29, 630423), (43, 425169), (81, 225707), (87, 210141), (129, 141723), (181, 101007), (261, 70047), (387, 47241), (543, 33669), (783, 23349), (1161, 15747), (1247, 14661), (1629, 11223), (2349, 7783), (3483, 5249), (3741, 4887)]