3995445

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 6872832

約数和(自身を除く): 2877387

約数列:

[1, 3, 5, 15, 23, 37, 69, 111, 115, 185, 313, 345, 555, 851, 939, 1565, 2553, 4255, 4695, 7199, 11581, 12765, 21597, 34743, 35995, 57905, 107985, 173715, 266363, 799089, 1331815, 3995445]

約数ペア:

[(1, 3995445), (3, 1331815), (5, 799089), (15, 266363), (23, 173715), (37, 107985), (69, 57905), (111, 35995), (115, 34743), (185, 21597), (313, 12765), (345, 11581), (555, 7199), (851, 4695), (939, 4255), (1565, 2553)]