72163755

素因数分解:

$3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{6389}}^1$

素因数の和:6651

約数の個数: 24

約数和(自身を含む): 125601840

約数和(自身を除く): 53438085

約数列:

[1, 3, 5, 9, 15, 45, 251, 753, 1255, 2259, 3765, 6389, 11295, 19167, 31945, 57501, 95835, 287505, 1603639, 4810917, 8018195, 14432751, 24054585, 72163755]

約数ペア:

[(1, 72163755), (3, 24054585), (5, 14432751), (9, 8018195), (15, 4810917), (45, 1603639), (251, 287505), (753, 95835), (1255, 57501), (2259, 31945), (3765, 19167), (6389, 11295)]