70261245

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{21991}}^1$

素因数の和:22073

約数の個数: 24

約数和(自身を含む): 123507072

約数和(自身を除く): 53245827

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 21991, 65973, 109955, 197919, 329865, 989595, 1561361, 4684083, 7806805, 14052249, 23420415, 70261245]

約数ペア:

[(1, 70261245), (3, 23420415), (5, 14052249), (9, 7806805), (15, 4684083), (45, 1561361), (71, 989595), (213, 329865), (355, 197919), (639, 109955), (1065, 65973), (3195, 21991)]