77973645

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{17987}}^1$

素因数の和:18029

約数の個数: 24

約数和(自身を含む): 132535584

約数和(自身を除く): 54561939

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 867, 1445, 4335, 17987, 53961, 89935, 269805, 305779, 917337, 1528895, 4586685, 5198243, 15594729, 25991215, 77973645]

約数ペア:

[(1, 77973645), (3, 25991215), (5, 15594729), (15, 5198243), (17, 4586685), (51, 1528895), (85, 917337), (255, 305779), (289, 269805), (867, 89935), (1445, 53961), (4335, 17987)]