8118075

素因数分解:

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

素因数の和:121

約数の個数: 54

約数和(自身を含む): 15952476

約数和(自身を除く): 7834401

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, 2209, 2303, 3525, 3675, 4935, 6627, 6909, 8225, 11045, 11515, 15463, 24675, 33135, 34545, 46389, 55225, 57575, 77315, 108241, 165675, 172725, 231945, 324723, 386575, 541205, 1159725, 1623615, 2706025, 8118075]

約数ペア:

[(1, 8118075), (3, 2706025), (5, 1623615), (7, 1159725), (15, 541205), (21, 386575), (25, 324723), (35, 231945), (47, 172725), (49, 165675), (75, 108241), (105, 77315), (141, 57575), (147, 55225), (175, 46389), (235, 34545), (245, 33135), (329, 24675), (525, 15463), (705, 11515), (735, 11045), (987, 8225), (1175, 6909), (1225, 6627), (1645, 4935), (2209, 3675), (2303, 3525)]