7640205

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 12700800

約数和(自身を除く): 5060595

約数列:

[1, 3, 5, 15, 59, 89, 97, 177, 267, 291, 295, 445, 485, 885, 1335, 1455, 5251, 5723, 8633, 15753, 17169, 25899, 26255, 28615, 43165, 78765, 85845, 129495, 509347, 1528041, 2546735, 7640205]

約数ペア:

[(1, 7640205), (3, 2546735), (5, 1528041), (15, 509347), (59, 129495), (89, 85845), (97, 78765), (177, 43165), (267, 28615), (291, 26255), (295, 25899), (445, 17169), (485, 15753), (885, 8633), (1335, 5723), (1455, 5251)]