28485198

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{683}}^1$

素因数の和:1029

約数の個数: 48

約数和(自身を含む): 70851456

約数和(自身を除く): 42366258

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 331, 662, 683, 993, 1366, 1986, 2049, 2317, 2979, 4098, 4634, 4781, 5958, 6147, 6951, 9562, 12294, 13902, 14343, 20853, 28686, 41706, 43029, 86058, 226073, 452146, 678219, 1356438, 1582511, 2034657, 3165022, 4069314, 4747533, 9495066, 14242599, 28485198]

約数ペア:

[(1, 28485198), (2, 14242599), (3, 9495066), (6, 4747533), (7, 4069314), (9, 3165022), (14, 2034657), (18, 1582511), (21, 1356438), (42, 678219), (63, 452146), (126, 226073), (331, 86058), (662, 43029), (683, 41706), (993, 28686), (1366, 20853), (1986, 14343), (2049, 13902), (2317, 12294), (2979, 9562), (4098, 6951), (4634, 6147), (4781, 5958)]