193731315

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{5189}}^1$

素因数の和:5347

約数の個数: 32

約数和(自身を含む): 328838400

約数和(自身を除く): 135107085

約数列:

[1, 3, 5, 15, 19, 57, 95, 131, 285, 393, 655, 1965, 2489, 5189, 7467, 12445, 15567, 25945, 37335, 77835, 98591, 295773, 492955, 679759, 1478865, 2039277, 3398795, 10196385, 12915421, 38746263, 64577105, 193731315]

約数ペア:

[(1, 193731315), (3, 64577105), (5, 38746263), (15, 12915421), (19, 10196385), (57, 3398795), (95, 2039277), (131, 1478865), (285, 679759), (393, 492955), (655, 295773), (1965, 98591), (2489, 77835), (5189, 37335), (7467, 25945), (12445, 15567)]