5421215

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:151

約数の個数: 32

約数和(自身を含む): 7464960

約数和(自身を除く): 2043745

約数列:

[1, 5, 17, 23, 47, 59, 85, 115, 235, 295, 391, 799, 1003, 1081, 1357, 1955, 2773, 3995, 5015, 5405, 6785, 13865, 18377, 23069, 47141, 63779, 91885, 115345, 235705, 318895, 1084243, 5421215]

約数ペア:

[(1, 5421215), (5, 1084243), (17, 318895), (23, 235705), (47, 115345), (59, 91885), (85, 63779), (115, 47141), (235, 23069), (295, 18377), (391, 13865), (799, 6785), (1003, 5405), (1081, 5015), (1357, 3995), (1955, 2773)]