9991443

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 17466624

約数和(自身を除く): 7475181

約数列:

[1, 3, 7, 11, 21, 33, 37, 49, 77, 111, 147, 167, 231, 259, 407, 501, 539, 777, 1169, 1221, 1617, 1813, 1837, 2849, 3507, 5439, 5511, 6179, 8183, 8547, 12859, 18537, 19943, 24549, 38577, 43253, 59829, 67969, 90013, 129759, 203907, 270039, 302771, 475783, 908313, 1427349, 3330481, 9991443]

約数ペア:

[(1, 9991443), (3, 3330481), (7, 1427349), (11, 908313), (21, 475783), (33, 302771), (37, 270039), (49, 203907), (77, 129759), (111, 90013), (147, 67969), (167, 59829), (231, 43253), (259, 38577), (407, 24549), (501, 19943), (539, 18537), (777, 12859), (1169, 8547), (1221, 8183), (1617, 6179), (1813, 5511), (1837, 5439), (2849, 3507)]