1490803587

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:370

約数の個数: 108

約数和(自身を含む): 2756537784

約数和(自身を除く): 1265734197

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 83, 91, 117, 147, 169, 241, 249, 273, 441, 507, 581, 637, 723, 747, 819, 1079, 1183, 1521, 1687, 1743, 1911, 2169, 3133, 3237, 3549, 4067, 5061, 5229, 5733, 7553, 8281, 9399, 9711, 10647, 11809, 12201, 14027, 15183, 20003, 21931, 22659, 24843, 28197, 35427, 36603, 40729, 42081, 52871, 60009, 65793, 67977, 74529, 98189, 106281, 122187, 126243, 140021, 153517, 158613, 180027, 197379, 260039, 285103, 294567, 366561, 420063, 460551, 475839, 687323, 780117, 855309, 883701, 980147, 1260189, 1381653, 1820273, 1995721, 2061969, 2340351, 2565927, 2940441, 3380507, 5460819, 5987163, 6185907, 8821323, 10141521, 12741911, 16382457, 17961489, 23663549, 30424563, 38225733, 70990647, 114677199, 165644843, 212971941, 496934529, 1490803587]

約数ペア:

[(1, 1490803587), (3, 496934529), (7, 212971941), (9, 165644843), (13, 114677199), (21, 70990647), (39, 38225733), (49, 30424563), (63, 23663549), (83, 17961489), (91, 16382457), (117, 12741911), (147, 10141521), (169, 8821323), (241, 6185907), (249, 5987163), (273, 5460819), (441, 3380507), (507, 2940441), (581, 2565927), (637, 2340351), (723, 2061969), (747, 1995721), (819, 1820273), (1079, 1381653), (1183, 1260189), (1521, 980147), (1687, 883701), (1743, 855309), (1911, 780117), (2169, 687323), (3133, 475839), (3237, 460551), (3549, 420063), (4067, 366561), (5061, 294567), (5229, 285103), (5733, 260039), (7553, 197379), (8281, 180027), (9399, 158613), (9711, 153517), (10647, 140021), (11809, 126243), (12201, 122187), (14027, 106281), (15183, 98189), (20003, 74529), (21931, 67977), (22659, 65793), (24843, 60009), (28197, 52871), (35427, 42081), (36603, 40729)]