397883555

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{751}}^1$

素因数の和:1067

約数の個数: 32

約数和(自身を含む): 530178048

約数和(自身を除く): 132294493

約数列:

[1, 5, 17, 23, 85, 115, 271, 391, 751, 1355, 1955, 3755, 4607, 6233, 12767, 17273, 23035, 31165, 63835, 86365, 105961, 203521, 293641, 529805, 1017605, 1468205, 3459857, 4680983, 17299285, 23404915, 79576711, 397883555]

約数ペア:

[(1, 397883555), (5, 79576711), (17, 23404915), (23, 17299285), (85, 4680983), (115, 3459857), (271, 1468205), (391, 1017605), (751, 529805), (1355, 293641), (1955, 203521), (3755, 105961), (4607, 86365), (6233, 63835), (12767, 31165), (17273, 23035)]