72893187

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{349}}^1\times {\mathrm{1009}}^1$

素因数の和:1387

約数の個数: 24

約数和(自身を含む): 110292000

約数和(自身を除く): 37398813

約数列:

[1, 3, 9, 23, 69, 207, 349, 1009, 1047, 3027, 3141, 8027, 9081, 23207, 24081, 69621, 72243, 208863, 352141, 1056423, 3169269, 8099243, 24297729, 72893187]

約数ペア:

[(1, 72893187), (3, 24297729), (9, 8099243), (23, 3169269), (69, 1056423), (207, 352141), (349, 208863), (1009, 72243), (1047, 69621), (3027, 24081), (3141, 23207), (8027, 9081)]