135975

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{37}}^1$

素因数の和:64

約数の個数: 36

約数和(自身を含む): 268584

約数和(自身を除く): 132609

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 37, 49, 75, 105, 111, 147, 175, 185, 245, 259, 525, 555, 735, 777, 925, 1225, 1295, 1813, 2775, 3675, 3885, 5439, 6475, 9065, 19425, 27195, 45325, 135975]

約数ペア:

[(1, 135975), (3, 45325), (5, 27195), (7, 19425), (15, 9065), (21, 6475), (25, 5439), (35, 3885), (37, 3675), (49, 2775), (75, 1813), (105, 1295), (111, 1225), (147, 925), (175, 777), (185, 735), (245, 555), (259, 525)]