216339195

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{2137}}^1$

素因数の和:2559

約数の個数: 32

約数和(自身を含む): 367599168

約数和(自身を除く): 151259973

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 397, 1191, 1985, 2137, 5955, 6411, 6749, 10685, 20247, 32055, 33745, 36329, 101235, 108987, 181645, 544935, 848389, 2545167, 4241945, 12725835, 14422613, 43267839, 72113065, 216339195]

約数ペア:

[(1, 216339195), (3, 72113065), (5, 43267839), (15, 14422613), (17, 12725835), (51, 4241945), (85, 2545167), (255, 848389), (397, 544935), (1191, 181645), (1985, 108987), (2137, 101235), (5955, 36329), (6411, 33745), (6749, 32055), (10685, 20247)]