172725

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{47}}^1$

素因数の和:74

約数の個数: 36

約数和(自身を含む): 339264

約数和(自身を除く): 166539

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 47, 49, 75, 105, 141, 147, 175, 235, 245, 329, 525, 705, 735, 987, 1175, 1225, 1645, 2303, 3525, 3675, 4935, 6909, 8225, 11515, 24675, 34545, 57575, 172725]

約数ペア:

[(1, 172725), (3, 57575), (5, 34545), (7, 24675), (15, 11515), (21, 8225), (25, 6909), (35, 4935), (47, 3675), (49, 3525), (75, 2303), (105, 1645), (141, 1225), (147, 1175), (175, 987), (235, 735), (245, 705), (329, 525)]