51890895

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1277}}^1$

素因数の和:1341

約数の個数: 64

約数和(自身を含む): 107965440

約数和(自身を除く): 56074545

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 43, 45, 63, 105, 129, 135, 189, 215, 301, 315, 387, 645, 903, 945, 1161, 1277, 1505, 1935, 2709, 3831, 4515, 5805, 6385, 8127, 8939, 11493, 13545, 19155, 26817, 34479, 40635, 44695, 54911, 57465, 80451, 134085, 164733, 172395, 241353, 274555, 384377, 402255, 494199, 823665, 1153131, 1206765, 1482597, 1921885, 2470995, 3459393, 5765655, 7412985, 10378179, 17296965, 51890895]

約数ペア:

[(1, 51890895), (3, 17296965), (5, 10378179), (7, 7412985), (9, 5765655), (15, 3459393), (21, 2470995), (27, 1921885), (35, 1482597), (43, 1206765), (45, 1153131), (63, 823665), (105, 494199), (129, 402255), (135, 384377), (189, 274555), (215, 241353), (301, 172395), (315, 164733), (387, 134085), (645, 80451), (903, 57465), (945, 54911), (1161, 44695), (1277, 40635), (1505, 34479), (1935, 26817), (2709, 19155), (3831, 13545), (4515, 11493), (5805, 8939), (6385, 8127)]