67705065

素因数分解:

$3^4\times 5^1\times {\mathrm{167173}}^1$

素因数の和:167190

約数の個数: 20

約数和(自身を含む): 121368324

約数和(自身を除く): 53663259

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 167173, 501519, 835865, 1504557, 2507595, 4513671, 7522785, 13541013, 22568355, 67705065]

約数ペア:

[(1, 67705065), (3, 22568355), (5, 13541013), (9, 7522785), (15, 4513671), (27, 2507595), (45, 1504557), (81, 835865), (135, 501519), (405, 167173)]