28485303

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{389}}^1$

素因数の和:727

約数の個数: 32

約数和(自身を含む): 47623680

約数和(自身を除く): 19138377

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 317, 389, 951, 1167, 2219, 2723, 3487, 4279, 6657, 8169, 10461, 12837, 24409, 29953, 73227, 89859, 123313, 369939, 863191, 1356443, 2589573, 4069329, 9495101, 28485303]

約数ペア:

[(1, 28485303), (3, 9495101), (7, 4069329), (11, 2589573), (21, 1356443), (33, 863191), (77, 369939), (231, 123313), (317, 89859), (389, 73227), (951, 29953), (1167, 24409), (2219, 12837), (2723, 10461), (3487, 8169), (4279, 6657)]