25191945

素因数分解:

$3^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{977}}^1$

素因数の和:1182

約数の個数: 32

約数和(自身を含む): 45066240

約数和(自身を除く): 19874295

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 191, 573, 955, 977, 1719, 2865, 2931, 4885, 5157, 8595, 8793, 14655, 25785, 26379, 43965, 131895, 186607, 559821, 933035, 1679463, 2799105, 5038389, 8397315, 25191945]

約数ペア:

[(1, 25191945), (3, 8397315), (5, 5038389), (9, 2799105), (15, 1679463), (27, 933035), (45, 559821), (135, 186607), (191, 131895), (573, 43965), (955, 26379), (977, 25785), (1719, 14655), (2865, 8793), (2931, 8595), (4885, 5157)]