668915199

素因数分解:

$3^3\times {\mathrm{79}}^1\times {\mathrm{313603}}^1$

素因数の和:313691

約数の個数: 16

約数和(自身を含む): 1003532800

約数和(自身を除く): 334617601

約数列:

[1, 3, 9, 27, 79, 237, 711, 2133, 313603, 940809, 2822427, 8467281, 24774637, 74323911, 222971733, 668915199]

約数ペア:

[(1, 668915199), (3, 222971733), (9, 74323911), (27, 24774637), (79, 8467281), (237, 2822427), (711, 940809), (2133, 313603)]