19271925

素因数分解:

$3^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:360

約数の個数: 60

約数和(自身を含む): 36969856

約数和(自身を除く): 17697931

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 75, 81, 93, 135, 155, 225, 279, 307, 405, 465, 675, 775, 837, 921, 1395, 1535, 2025, 2325, 2511, 2763, 4185, 4605, 6975, 7675, 8289, 9517, 12555, 13815, 20925, 23025, 24867, 28551, 41445, 47585, 62775, 69075, 85653, 124335, 142755, 207225, 237925, 256959, 428265, 621675, 713775, 770877, 1284795, 2141325, 3854385, 6423975, 19271925]

約数ペア:

[(1, 19271925), (3, 6423975), (5, 3854385), (9, 2141325), (15, 1284795), (25, 770877), (27, 713775), (31, 621675), (45, 428265), (75, 256959), (81, 237925), (93, 207225), (135, 142755), (155, 124335), (225, 85653), (279, 69075), (307, 62775), (405, 47585), (465, 41445), (675, 28551), (775, 24867), (837, 23025), (921, 20925), (1395, 13815), (1535, 12555), (2025, 9517), (2325, 8289), (2511, 7675), (2763, 6975), (4185, 4605)]