7237971

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1213}}^1$

素因数の和:1252

約数の個数: 32

約数和(自身を含む): 12237120

約数和(自身を除く): 4999149

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 117, 153, 221, 351, 459, 663, 1213, 1989, 3639, 5967, 10917, 15769, 20621, 32751, 47307, 61863, 141921, 185589, 268073, 425763, 556767, 804219, 2412657, 7237971]

約数ペア:

[(1, 7237971), (3, 2412657), (9, 804219), (13, 556767), (17, 425763), (27, 268073), (39, 185589), (51, 141921), (117, 61863), (153, 47307), (221, 32751), (351, 20621), (459, 15769), (663, 10917), (1213, 5967), (1989, 3639)]