7920675

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 16713216

約数和(自身を除く): 8792541

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 47, 63, 75, 105, 107, 141, 175, 225, 235, 315, 321, 329, 423, 525, 535, 705, 749, 963, 987, 1175, 1575, 1605, 1645, 2115, 2247, 2675, 2961, 3525, 3745, 4815, 4935, 5029, 6741, 8025, 8225, 10575, 11235, 14805, 15087, 18725, 24075, 24675, 25145, 33705, 35203, 45261, 56175, 74025, 75435, 105609, 125725, 168525, 176015, 226305, 316827, 377175, 528045, 880075, 1131525, 1584135, 2640225, 7920675]

約数ペア:

[(1, 7920675), (3, 2640225), (5, 1584135), (7, 1131525), (9, 880075), (15, 528045), (21, 377175), (25, 316827), (35, 226305), (45, 176015), (47, 168525), (63, 125725), (75, 105609), (105, 75435), (107, 74025), (141, 56175), (175, 45261), (225, 35203), (235, 33705), (315, 25145), (321, 24675), (329, 24075), (423, 18725), (525, 15087), (535, 14805), (705, 11235), (749, 10575), (963, 8225), (987, 8025), (1175, 6741), (1575, 5029), (1605, 4935), (1645, 4815), (2115, 3745), (2247, 3525), (2675, 2961)]