80915637

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{449}}^1$

素因数の和:633

約数の個数: 32

約数和(自身を含む): 121651200

約数和(自身を除く): 40735563

約数列:

[1, 3, 11, 33, 43, 127, 129, 381, 449, 473, 1347, 1397, 1419, 4191, 4939, 5461, 14817, 16383, 19307, 57023, 57921, 60071, 171069, 180213, 212377, 627253, 637131, 1881759, 2451989, 7355967, 26971879, 80915637]

約数ペア:

[(1, 80915637), (3, 26971879), (11, 7355967), (33, 2451989), (43, 1881759), (127, 637131), (129, 627253), (381, 212377), (449, 180213), (473, 171069), (1347, 60071), (1397, 57921), (1419, 57023), (4191, 19307), (4939, 16383), (5461, 14817)]