19327275

素因数分解:

$3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:186

約数の個数: 96

約数和(自身を含む): 41068800

約数和(自身を除く): 21741525

約数列:

[1, 3, 5, 9, 11, 15, 19, 25, 27, 33, 45, 55, 57, 75, 95, 99, 135, 137, 165, 171, 209, 225, 275, 285, 297, 411, 475, 495, 513, 627, 675, 685, 825, 855, 1045, 1233, 1425, 1485, 1507, 1881, 2055, 2475, 2565, 2603, 3135, 3425, 3699, 4275, 4521, 5225, 5643, 6165, 7425, 7535, 7809, 9405, 10275, 12825, 13015, 13563, 15675, 18495, 22605, 23427, 28215, 28633, 30825, 37675, 39045, 40689, 47025, 65075, 67815, 70281, 85899, 92475, 113025, 117135, 141075, 143165, 195225, 203445, 257697, 339075, 351405, 429495, 585675, 715825, 773091, 1017225, 1288485, 1757025, 2147475, 3865455, 6442425, 19327275]

約数ペア:

[(1, 19327275), (3, 6442425), (5, 3865455), (9, 2147475), (11, 1757025), (15, 1288485), (19, 1017225), (25, 773091), (27, 715825), (33, 585675), (45, 429495), (55, 351405), (57, 339075), (75, 257697), (95, 203445), (99, 195225), (135, 143165), (137, 141075), (165, 117135), (171, 113025), (209, 92475), (225, 85899), (275, 70281), (285, 67815), (297, 65075), (411, 47025), (475, 40689), (495, 39045), (513, 37675), (627, 30825), (675, 28633), (685, 28215), (825, 23427), (855, 22605), (1045, 18495), (1233, 15675), (1425, 13563), (1485, 13015), (1507, 12825), (1881, 10275), (2055, 9405), (2475, 7809), (2565, 7535), (2603, 7425), (3135, 6165), (3425, 5643), (3699, 5225), (4275, 4521)]