17969013

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{17987}}^1$

素因数の和:18033

約数の個数: 16

約数和(自身を含む): 27341760

約数和(自身を除く): 9372747

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 17987, 53961, 161883, 485649, 665519, 1996557, 5989671, 17969013]

約数ペア:

[(1, 17969013), (3, 5989671), (9, 1996557), (27, 665519), (37, 485649), (111, 161883), (333, 53961), (999, 17987)]