398173845

素因数分解:

$3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{2089}}^1$

素因数の和:2325

約数の個数: 32

約数和(自身を含む): 648869760

約数和(自身を除く): 250695915

約数列:

[1, 3, 5, 15, 97, 131, 291, 393, 485, 655, 1455, 1965, 2089, 6267, 10445, 12707, 31335, 38121, 63535, 190605, 202633, 273659, 607899, 820977, 1013165, 1368295, 3039495, 4104885, 26544923, 79634769, 132724615, 398173845]

約数ペア:

[(1, 398173845), (3, 132724615), (5, 79634769), (15, 26544923), (97, 4104885), (131, 3039495), (291, 1368295), (393, 1013165), (485, 820977), (655, 607899), (1455, 273659), (1965, 202633), (2089, 190605), (6267, 63535), (10445, 38121), (12707, 31335)]