74408655

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1993}}^1$

素因数の和:2151

約数の個数: 32

約数和(自身を含む): 126339840

約数和(自身を除く): 51931185

約数列:

[1, 3, 5, 15, 19, 57, 95, 131, 285, 393, 655, 1965, 1993, 2489, 5979, 7467, 9965, 12445, 29895, 37335, 37867, 113601, 189335, 261083, 568005, 783249, 1305415, 3916245, 4960577, 14881731, 24802885, 74408655]

約数ペア:

[(1, 74408655), (3, 24802885), (5, 14881731), (15, 4960577), (19, 3916245), (57, 1305415), (95, 783249), (131, 568005), (285, 261083), (393, 189335), (655, 113601), (1965, 37867), (1993, 37335), (2489, 29895), (5979, 12445), (7467, 9965)]