53303913

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{227}}^1$

素因数の和:475

約数の個数: 40

約数和(自身を含む): 86515968

約数和(自身を除く): 33212055

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 223, 227, 351, 669, 681, 1053, 2007, 2043, 2899, 2951, 6021, 6129, 8697, 8853, 18063, 18387, 26091, 26559, 50621, 78273, 79677, 151863, 234819, 239031, 455589, 658073, 1366767, 1974219, 4100301, 5922657, 17767971, 53303913]

約数ペア:

[(1, 53303913), (3, 17767971), (9, 5922657), (13, 4100301), (27, 1974219), (39, 1366767), (81, 658073), (117, 455589), (223, 239031), (227, 234819), (351, 151863), (669, 79677), (681, 78273), (1053, 50621), (2007, 26559), (2043, 26091), (2899, 18387), (2951, 18063), (6021, 8853), (6129, 8697)]