207855447

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{149}}^1\times {\mathrm{1609}}^1$

素因数の和:1795

約数の個数: 24

約数和(自身を含む): 296562000

約数和(自身を除く): 88706553

約数列:

[1, 3, 17, 51, 149, 289, 447, 867, 1609, 2533, 4827, 7599, 27353, 43061, 82059, 129183, 239741, 465001, 719223, 1395003, 4075597, 12226791, 69285149, 207855447]

約数ペア:

[(1, 207855447), (3, 69285149), (17, 12226791), (51, 4075597), (149, 1395003), (289, 719223), (447, 465001), (867, 239741), (1609, 129183), (2533, 82059), (4827, 43061), (7599, 27353)]