213254235

素因数分解:

$3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{17749}}^1$

素因数の和:17852

約数の個数: 32

約数和(自身を含む): 383400000

約数和(自身を除く): 170145765

約数列:

[1, 3, 5, 9, 15, 27, 45, 89, 135, 267, 445, 801, 1335, 2403, 4005, 12015, 17749, 53247, 88745, 159741, 266235, 479223, 798705, 1579661, 2396115, 4738983, 7898305, 14216949, 23694915, 42650847, 71084745, 213254235]

約数ペア:

[(1, 213254235), (3, 71084745), (5, 42650847), (9, 23694915), (15, 14216949), (27, 7898305), (45, 4738983), (89, 2396115), (135, 1579661), (267, 798705), (445, 479223), (801, 266235), (1335, 159741), (2403, 88745), (4005, 53247), (12015, 17749)]