15391558

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4451}}^1$

素因数の和:4492

約数の個数: 32

約数和(自身を含む): 29917440

約数和(自身を除く): 14525882

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 4451, 8902, 31157, 57863, 62314, 84569, 115726, 169138, 405041, 591983, 810082, 1099397, 1183966, 2198794, 7695779, 15391558]

約数ペア:

[(1, 15391558), (2, 7695779), (7, 2198794), (13, 1183966), (14, 1099397), (19, 810082), (26, 591983), (38, 405041), (91, 169138), (133, 115726), (182, 84569), (247, 62314), (266, 57863), (494, 31157), (1729, 8902), (3458, 4451)]