1489271505

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{373}}^1$

素因数の和:638

約数の個数: 64

約数和(自身を含む): 2543726592

約数和(自身を除く): 1054455087

約数列:

[1, 3, 5, 15, 23, 69, 71, 115, 163, 213, 345, 355, 373, 489, 815, 1065, 1119, 1633, 1865, 2445, 3749, 4899, 5595, 8165, 8579, 11247, 11573, 18745, 24495, 25737, 26483, 34719, 42895, 56235, 57865, 60799, 79449, 128685, 132415, 173595, 182397, 266179, 303995, 397245, 609109, 798537, 911985, 1330895, 1398377, 1827327, 3045545, 3992685, 4195131, 4316729, 6991885, 9136635, 12950187, 20975655, 21583645, 64750935, 99284767, 297854301, 496423835, 1489271505]

約数ペア:

[(1, 1489271505), (3, 496423835), (5, 297854301), (15, 99284767), (23, 64750935), (69, 21583645), (71, 20975655), (115, 12950187), (163, 9136635), (213, 6991885), (345, 4316729), (355, 4195131), (373, 3992685), (489, 3045545), (815, 1827327), (1065, 1398377), (1119, 1330895), (1633, 911985), (1865, 798537), (2445, 609109), (3749, 397245), (4899, 303995), (5595, 266179), (8165, 182397), (8579, 173595), (11247, 132415), (11573, 128685), (18745, 79449), (24495, 60799), (25737, 57865), (26483, 56235), (34719, 42895)]