653647806

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{107}}^1\times {\mathrm{5387}}^1$

素因数の和:5515

約数の個数: 80

約数和(自身を含む): 1689849216

約数和(自身を除く): 1036201410

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 107, 126, 162, 189, 214, 321, 378, 567, 642, 749, 963, 1134, 1498, 1926, 2247, 2889, 4494, 5387, 5778, 6741, 8667, 10774, 13482, 16161, 17334, 20223, 32322, 37709, 40446, 48483, 60669, 75418, 96966, 113127, 121338, 145449, 226254, 290898, 339381, 436347, 576409, 678762, 872694, 1018143, 1152818, 1729227, 2036286, 3054429, 3458454, 4034863, 5187681, 6108858, 8069726, 10375362, 12104589, 15563043, 24209178, 31126086, 36313767, 46689129, 72627534, 93378258, 108941301, 217882602, 326823903, 653647806]

約数ペア:

[(1, 653647806), (2, 326823903), (3, 217882602), (6, 108941301), (7, 93378258), (9, 72627534), (14, 46689129), (18, 36313767), (21, 31126086), (27, 24209178), (42, 15563043), (54, 12104589), (63, 10375362), (81, 8069726), (107, 6108858), (126, 5187681), (162, 4034863), (189, 3458454), (214, 3054429), (321, 2036286), (378, 1729227), (567, 1152818), (642, 1018143), (749, 872694), (963, 678762), (1134, 576409), (1498, 436347), (1926, 339381), (2247, 290898), (2889, 226254), (4494, 145449), (5387, 121338), (5778, 113127), (6741, 96966), (8667, 75418), (10774, 60669), (13482, 48483), (16161, 40446), (17334, 37709), (20223, 32322)]