66972177

素因数分解:

$3^4\times {\mathrm{167}}^1\times {\mathrm{4951}}^1$

素因数の和:5130

約数の個数: 20

約数和(自身を含む): 100664256

約数和(自身を除く): 33692079

約数列:

[1, 3, 9, 27, 81, 167, 501, 1503, 4509, 4951, 13527, 14853, 44559, 133677, 401031, 826817, 2480451, 7441353, 22324059, 66972177]

約数ペア:

[(1, 66972177), (3, 22324059), (9, 7441353), (27, 2480451), (81, 826817), (167, 401031), (501, 133677), (1503, 44559), (4509, 14853), (4951, 13527)]