1291245375

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{5527}}^1$

素因数の和:5641

約数の個数: 64

約数和(自身を含む): 2483619840

約数和(自身を除く): 1192374465

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 89, 105, 125, 175, 267, 375, 445, 525, 623, 875, 1335, 1869, 2225, 2625, 3115, 5527, 6675, 9345, 11125, 15575, 16581, 27635, 33375, 38689, 46725, 77875, 82905, 116067, 138175, 193445, 233625, 414525, 491903, 580335, 690875, 967225, 1475709, 2072625, 2459515, 2901675, 3443321, 4836125, 7378545, 10329963, 12297575, 14508375, 17216605, 36892725, 51649815, 61487875, 86083025, 184463625, 258249075, 430415125, 1291245375]

約数ペア:

[(1, 1291245375), (3, 430415125), (5, 258249075), (7, 184463625), (15, 86083025), (21, 61487875), (25, 51649815), (35, 36892725), (75, 17216605), (89, 14508375), (105, 12297575), (125, 10329963), (175, 7378545), (267, 4836125), (375, 3443321), (445, 2901675), (525, 2459515), (623, 2072625), (875, 1475709), (1335, 967225), (1869, 690875), (2225, 580335), (2625, 491903), (3115, 414525), (5527, 233625), (6675, 193445), (9345, 138175), (11125, 116067), (15575, 82905), (16581, 77875), (27635, 46725), (33375, 38689)]