218286

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:256

約数の個数: 24

約数和(自身を含む): 482664

約数和(自身を除く): 264378

約数列:

[1, 2, 3, 6, 9, 18, 67, 134, 181, 201, 362, 402, 543, 603, 1086, 1206, 1629, 3258, 12127, 24254, 36381, 72762, 109143, 218286]

約数ペア:

[(1, 218286), (2, 109143), (3, 72762), (6, 36381), (9, 24254), (18, 12127), (67, 3258), (134, 1629), (181, 1206), (201, 1086), (362, 603), (402, 543)]