386427645

素因数分解:

$3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{20593}}^1$

素因数の和:20746

約数の個数: 32

約数和(自身を含む): 691958400

約数和(自身を除く): 305530755

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 139, 417, 695, 1251, 2085, 3753, 6255, 18765, 20593, 61779, 102965, 185337, 308895, 556011, 926685, 2780055, 2862427, 8587281, 14312135, 25761843, 42936405, 77285529, 128809215, 386427645]

約数ペア:

[(1, 386427645), (3, 128809215), (5, 77285529), (9, 42936405), (15, 25761843), (27, 14312135), (45, 8587281), (135, 2862427), (139, 2780055), (417, 926685), (695, 556011), (1251, 308895), (2085, 185337), (3753, 102965), (6255, 61779), (18765, 20593)]