13993821

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1009}}^1$

素因数の和:1105

約数の個数: 24

約数和(自身を含む): 21428160

約数和(自身を除く): 7434339

約数列:

[1, 3, 9, 23, 67, 69, 201, 207, 603, 1009, 1541, 3027, 4623, 9081, 13869, 23207, 67603, 69621, 202809, 208863, 608427, 1554869, 4664607, 13993821]

約数ペア:

[(1, 13993821), (3, 4664607), (9, 1554869), (23, 608427), (67, 208863), (69, 202809), (201, 69621), (207, 67603), (603, 23207), (1009, 13869), (1541, 9081), (3027, 4623)]