906315

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:139

約数の個数: 32

約数和(自身を含む): 1575936

約数和(自身を除く): 669621

約数列:

[1, 3, 5, 15, 23, 37, 69, 71, 111, 115, 185, 213, 345, 355, 555, 851, 1065, 1633, 2553, 2627, 4255, 4899, 7881, 8165, 12765, 13135, 24495, 39405, 60421, 181263, 302105, 906315]

約数ペア:

[(1, 906315), (3, 302105), (5, 181263), (15, 60421), (23, 39405), (37, 24495), (69, 13135), (71, 12765), (111, 8165), (115, 7881), (185, 4899), (213, 4255), (345, 2627), (355, 2553), (555, 1633), (851, 1065)]