18060903

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 31299840

約数和(自身を除く): 13238937

約数列:

[1, 3, 7, 9, 21, 43, 59, 63, 113, 129, 177, 301, 339, 387, 413, 531, 791, 903, 1017, 1239, 2373, 2537, 2709, 3717, 4859, 6667, 7119, 7611, 14577, 17759, 20001, 22833, 34013, 43731, 46669, 53277, 60003, 102039, 140007, 159831, 286681, 306117, 420021, 860043, 2006767, 2580129, 6020301, 18060903]

約数ペア:

[(1, 18060903), (3, 6020301), (7, 2580129), (9, 2006767), (21, 860043), (43, 420021), (59, 306117), (63, 286681), (113, 159831), (129, 140007), (177, 102039), (301, 60003), (339, 53277), (387, 46669), (413, 43731), (531, 34013), (791, 22833), (903, 20001), (1017, 17759), (1239, 14577), (2373, 7611), (2537, 7119), (2709, 6667), (3717, 4859)]