28001412

素因数分解:

$2^2\times 3^2\times {\mathrm{777817}}^1$

素因数の和:777827

約数の個数: 18

約数和(自身を含む): 70781438

約数和(自身を除く): 42780026

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 777817, 1555634, 2333451, 3111268, 4666902, 7000353, 9333804, 14000706, 28001412]

約数ペア:

[(1, 28001412), (2, 14000706), (3, 9333804), (4, 7000353), (6, 4666902), (9, 3111268), (12, 2333451), (18, 1555634), (36, 777817)]