291742616

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{43}}^2\times {\mathrm{163}}^1$

素因数の和:277

約数の個数: 72

約数和(自身を含む): 619351740

約数和(自身を除く): 327609124

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 121, 163, 172, 242, 326, 344, 473, 484, 652, 946, 968, 1304, 1793, 1849, 1892, 3586, 3698, 3784, 5203, 7009, 7172, 7396, 10406, 14018, 14344, 14792, 19723, 20339, 20812, 28036, 39446, 40678, 41624, 56072, 77099, 78892, 81356, 154198, 157784, 162712, 223729, 301387, 308396, 447458, 602774, 616792, 848089, 894916, 1205548, 1696178, 1789832, 2411096, 3315257, 3392356, 6630514, 6784712, 13261028, 26522056, 36467827, 72935654, 145871308, 291742616]

約数ペア:

[(1, 291742616), (2, 145871308), (4, 72935654), (8, 36467827), (11, 26522056), (22, 13261028), (43, 6784712), (44, 6630514), (86, 3392356), (88, 3315257), (121, 2411096), (163, 1789832), (172, 1696178), (242, 1205548), (326, 894916), (344, 848089), (473, 616792), (484, 602774), (652, 447458), (946, 308396), (968, 301387), (1304, 223729), (1793, 162712), (1849, 157784), (1892, 154198), (3586, 81356), (3698, 78892), (3784, 77099), (5203, 56072), (7009, 41624), (7172, 40678), (7396, 39446), (10406, 28036), (14018, 20812), (14344, 20339), (14792, 19723)]