28430535

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{823}}^1$

素因数の和:892

約数の個数: 48

約数和(自身を含む): 54107136

約数和(自身を除く): 25676601

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 49, 105, 141, 147, 235, 245, 329, 705, 735, 823, 987, 1645, 2303, 2469, 4115, 4935, 5761, 6909, 11515, 12345, 17283, 28805, 34545, 38681, 40327, 86415, 116043, 120981, 193405, 201635, 270767, 580215, 604905, 812301, 1353835, 1895369, 4061505, 5686107, 9476845, 28430535]

約数ペア:

[(1, 28430535), (3, 9476845), (5, 5686107), (7, 4061505), (15, 1895369), (21, 1353835), (35, 812301), (47, 604905), (49, 580215), (105, 270767), (141, 201635), (147, 193405), (235, 120981), (245, 116043), (329, 86415), (705, 40327), (735, 38681), (823, 34545), (987, 28805), (1645, 17283), (2303, 12345), (2469, 11515), (4115, 6909), (4935, 5761)]