23155065

素因数分解:

$3^4\times 5^1\times {\mathrm{57173}}^1$

素因数の和:57190

約数の個数: 20

約数和(自身を含む): 41508324

約数和(自身を除く): 18353259

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 57173, 171519, 285865, 514557, 857595, 1543671, 2572785, 4631013, 7718355, 23155065]

約数ペア:

[(1, 23155065), (3, 7718355), (5, 4631013), (9, 2572785), (15, 1543671), (27, 857595), (45, 514557), (81, 285865), (135, 171519), (405, 57173)]