81862974

素因数分解:

$2^1\times 3^4\times {\mathrm{505327}}^1$

素因数の和:505341

約数の個数: 20

約数和(自身を含む): 183434064

約数和(自身を除く): 101571090

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 505327, 1010654, 1515981, 3031962, 4547943, 9095886, 13643829, 27287658, 40931487, 81862974]

約数ペア:

[(1, 81862974), (2, 40931487), (3, 27287658), (6, 13643829), (9, 9095886), (18, 4547943), (27, 3031962), (54, 1515981), (81, 1010654), (162, 505327)]