72855013

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{7951}}^1$

素因数の和:7993

約数の個数: 24

約数和(自身を含む): 97905024

約数和(自身を除く): 25050011

約数列:

[1, 7, 11, 17, 49, 77, 119, 187, 539, 833, 1309, 7951, 9163, 55657, 87461, 135167, 389599, 612227, 946169, 1486837, 4285589, 6623183, 10407859, 72855013]

約数ペア:

[(1, 72855013), (7, 10407859), (11, 6623183), (17, 4285589), (49, 1486837), (77, 946169), (119, 612227), (187, 389599), (539, 135167), (833, 87461), (1309, 55657), (7951, 9163)]