20180140281

素因数分解:

$3^3\times 7^1\times {\mathrm{106773229}}^1$

素因数の和:106773245

約数の個数: 16

約数和(自身を含む): 34167433600

約数和(自身を除く): 13987293319

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 106773229, 320319687, 747412603, 960959061, 2242237809, 2882877183, 6726713427, 20180140281]

約数ペア:

[(1, 20180140281), (3, 6726713427), (7, 2882877183), (9, 2242237809), (21, 960959061), (27, 747412603), (63, 320319687), (189, 106773229)]