660084

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{821}}^1$

素因数の和:895

約数の個数: 24

約数和(自身を含む): 1565088

約数和(自身を除く): 905004

約数列:

[1, 2, 3, 4, 6, 12, 67, 134, 201, 268, 402, 804, 821, 1642, 2463, 3284, 4926, 9852, 55007, 110014, 165021, 220028, 330042, 660084]

約数ペア:

[(1, 660084), (2, 330042), (3, 220028), (4, 165021), (6, 110014), (12, 55007), (67, 9852), (134, 4926), (201, 3284), (268, 2463), (402, 1642), (804, 821)]