64923551

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{223}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 86016000

約数和(自身を除く): 21092449

約数列:

[1, 7, 11, 19, 77, 133, 199, 209, 223, 1393, 1463, 1561, 2189, 2453, 3781, 4237, 15323, 17171, 26467, 29659, 41591, 44377, 46607, 291137, 310639, 326249, 488147, 843163, 3417029, 5902141, 9274793, 64923551]

約数ペア:

[(1, 64923551), (7, 9274793), (11, 5902141), (19, 3417029), (77, 843163), (133, 488147), (199, 326249), (209, 310639), (223, 291137), (1393, 46607), (1463, 44377), (1561, 41591), (2189, 29659), (2453, 26467), (3781, 17171), (4237, 15323)]