28036305

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{271}}^1$

素因数の和:323

約数の個数: 72

約数和(自身を含む): 56434560

約数和(自身を除く): 28398255

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 95, 99, 121, 165, 171, 209, 271, 285, 363, 495, 605, 627, 813, 855, 1045, 1089, 1355, 1815, 1881, 2299, 2439, 2981, 3135, 4065, 5149, 5445, 6897, 8943, 9405, 11495, 12195, 14905, 15447, 20691, 25745, 26829, 32791, 34485, 44715, 46341, 56639, 77235, 98373, 103455, 134145, 163955, 169917, 231705, 283195, 295119, 491865, 509751, 623029, 849585, 1475595, 1869087, 2548755, 3115145, 5607261, 9345435, 28036305]

約数ペア:

[(1, 28036305), (3, 9345435), (5, 5607261), (9, 3115145), (11, 2548755), (15, 1869087), (19, 1475595), (33, 849585), (45, 623029), (55, 509751), (57, 491865), (95, 295119), (99, 283195), (121, 231705), (165, 169917), (171, 163955), (209, 134145), (271, 103455), (285, 98373), (363, 77235), (495, 56639), (605, 46341), (627, 44715), (813, 34485), (855, 32791), (1045, 26829), (1089, 25745), (1355, 20691), (1815, 15447), (1881, 14905), (2299, 12195), (2439, 11495), (2981, 9405), (3135, 8943), (4065, 6897), (5149, 5445)]