28289214

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{457}}^1$

素因数の和:665

約数の個数: 48

約数和(自身を含む): 65017680

約数和(自身を除く): 36728466

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 181, 342, 362, 457, 543, 914, 1086, 1371, 1629, 2742, 3258, 3439, 4113, 6878, 8226, 8683, 10317, 17366, 20634, 26049, 30951, 52098, 61902, 78147, 82717, 156294, 165434, 248151, 496302, 744453, 1488906, 1571623, 3143246, 4714869, 9429738, 14144607, 28289214]

約数ペア:

[(1, 28289214), (2, 14144607), (3, 9429738), (6, 4714869), (9, 3143246), (18, 1571623), (19, 1488906), (38, 744453), (57, 496302), (114, 248151), (171, 165434), (181, 156294), (342, 82717), (362, 78147), (457, 61902), (543, 52098), (914, 30951), (1086, 26049), (1371, 20634), (1629, 17366), (2742, 10317), (3258, 8683), (3439, 8226), (4113, 6878)]