81358428

素因数分解:

$2^2\times 3^1\times {\mathrm{223}}^1\times {\mathrm{30403}}^1$

素因数の和:30633

約数の個数: 24

約数和(自身を含む): 190693888

約数和(自身を除く): 109335460

約数列:

[1, 2, 3, 4, 6, 12, 223, 446, 669, 892, 1338, 2676, 30403, 60806, 91209, 121612, 182418, 364836, 6779869, 13559738, 20339607, 27119476, 40679214, 81358428]

約数ペア:

[(1, 81358428), (2, 40679214), (3, 27119476), (4, 20339607), (6, 13559738), (12, 6779869), (223, 364836), (446, 182418), (669, 121612), (892, 91209), (1338, 60806), (2676, 30403)]