2749635

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:97

約数の個数: 72

約数和(自身を含む): 5868720

約数和(自身を除く): 3119085

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 43, 45, 49, 63, 87, 105, 129, 145, 147, 203, 215, 245, 261, 301, 315, 387, 435, 441, 609, 645, 735, 903, 1015, 1247, 1305, 1421, 1505, 1827, 1935, 2107, 2205, 2709, 3045, 3741, 4263, 4515, 6235, 6321, 7105, 8729, 9135, 10535, 11223, 12789, 13545, 18705, 18963, 21315, 26187, 31605, 43645, 56115, 61103, 63945, 78561, 94815, 130935, 183309, 305515, 392805, 549927, 916545, 2749635]

約数ペア:

[(1, 2749635), (3, 916545), (5, 549927), (7, 392805), (9, 305515), (15, 183309), (21, 130935), (29, 94815), (35, 78561), (43, 63945), (45, 61103), (49, 56115), (63, 43645), (87, 31605), (105, 26187), (129, 21315), (145, 18963), (147, 18705), (203, 13545), (215, 12789), (245, 11223), (261, 10535), (301, 9135), (315, 8729), (387, 7105), (435, 6321), (441, 6235), (609, 4515), (645, 4263), (735, 3741), (903, 3045), (1015, 2709), (1247, 2205), (1305, 2107), (1421, 1935), (1505, 1827)]