1880781519

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^2\times {\mathrm{311}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 2839898880

約数和(自身を除く): 959117361

約数列:

[1, 3, 17, 19, 51, 57, 79, 237, 311, 323, 933, 969, 1343, 1501, 4029, 4503, 5287, 5909, 6241, 15861, 17727, 18723, 24569, 25517, 73707, 76551, 100453, 106097, 118579, 301359, 318291, 355737, 417673, 466811, 1253019, 1400433, 1940951, 2015843, 5822853, 6047529, 7935787, 23807361, 32996167, 36878069, 98988501, 110634207, 626927173, 1880781519]

約数ペア:

[(1, 1880781519), (3, 626927173), (17, 110634207), (19, 98988501), (51, 36878069), (57, 32996167), (79, 23807361), (237, 7935787), (311, 6047529), (323, 5822853), (933, 2015843), (969, 1940951), (1343, 1400433), (1501, 1253019), (4029, 466811), (4503, 417673), (5287, 355737), (5909, 318291), (6241, 301359), (15861, 118579), (17727, 106097), (18723, 100453), (24569, 76551), (25517, 73707)]