68491737

素因数分解:

$3^6\times {\mathrm{47}}^1\times {\mathrm{1999}}^1$

素因数の和:2064

約数の個数: 28

約数和(自身を含む): 104928000

約数和(自身を除く): 36436263

約数列:

[1, 3, 9, 27, 47, 81, 141, 243, 423, 729, 1269, 1999, 3807, 5997, 11421, 17991, 34263, 53973, 93953, 161919, 281859, 485757, 845577, 1457271, 2536731, 7610193, 22830579, 68491737]

約数ペア:

[(1, 68491737), (3, 22830579), (9, 7610193), (27, 2536731), (47, 1457271), (81, 845577), (141, 485757), (243, 281859), (423, 161919), (729, 93953), (1269, 53973), (1999, 34263), (3807, 17991), (5997, 11421)]