16194213

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 28654080

約数和(自身を除く): 12459867

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 83, 133, 163, 171, 249, 399, 489, 581, 747, 1141, 1197, 1467, 1577, 1743, 3097, 3423, 4731, 5229, 9291, 10269, 11039, 13529, 14193, 21679, 27873, 33117, 40587, 65037, 94703, 99351, 121761, 195111, 257051, 284109, 771153, 852327, 1799357, 2313459, 5398071, 16194213]

約数ペア:

[(1, 16194213), (3, 5398071), (7, 2313459), (9, 1799357), (19, 852327), (21, 771153), (57, 284109), (63, 257051), (83, 195111), (133, 121761), (163, 99351), (171, 94703), (249, 65037), (399, 40587), (489, 33117), (581, 27873), (747, 21679), (1141, 14193), (1197, 13529), (1467, 11039), (1577, 10269), (1743, 9291), (3097, 5229), (3423, 4731)]