243972

素因数分解:

$2^2\times 3^5\times {\mathrm{251}}^1$

素因数の和:270

約数の個数: 36

約数和(自身を含む): 642096

約数和(自身を除く): 398124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 251, 324, 486, 502, 753, 972, 1004, 1506, 2259, 3012, 4518, 6777, 9036, 13554, 20331, 27108, 40662, 60993, 81324, 121986, 243972]

約数ペア:

[(1, 243972), (2, 121986), (3, 81324), (4, 60993), (6, 40662), (9, 27108), (12, 20331), (18, 13554), (27, 9036), (36, 6777), (54, 4518), (81, 3012), (108, 2259), (162, 1506), (243, 1004), (251, 972), (324, 753), (486, 502)]