72190278

素因数分解:

$2^1\times 3^4\times {\mathrm{445619}}^1$

素因数の和:445633

約数の個数: 20

約数和(自身を含む): 161760060

約数和(自身を除く): 89569782

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 445619, 891238, 1336857, 2673714, 4010571, 8021142, 12031713, 24063426, 36095139, 72190278]

約数ペア:

[(1, 72190278), (2, 36095139), (3, 24063426), (6, 12031713), (9, 8021142), (18, 4010571), (27, 2673714), (54, 1336857), (81, 891238), (162, 445619)]