28725786

素因数分解:

$2^1\times 3^3\times {\mathrm{181}}^1\times {\mathrm{2939}}^1$

素因数の和:3131

約数の個数: 32

約数和(自身を含む): 64209600

約数和(自身を除く): 35483814

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 181, 362, 543, 1086, 1629, 2939, 3258, 4887, 5878, 8817, 9774, 17634, 26451, 52902, 79353, 158706, 531959, 1063918, 1595877, 3191754, 4787631, 9575262, 14362893, 28725786]

約数ペア:

[(1, 28725786), (2, 14362893), (3, 9575262), (6, 4787631), (9, 3191754), (18, 1595877), (27, 1063918), (54, 531959), (181, 158706), (362, 79353), (543, 52902), (1086, 26451), (1629, 17634), (2939, 9774), (3258, 8817), (4887, 5878)]