28019474

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:471

約数の個数: 48

約数和(自身を含む): 52793856

約数和(自身を除く): 24774382

約数列:

[1, 2, 7, 14, 23, 31, 46, 49, 62, 98, 161, 217, 322, 401, 434, 713, 802, 1127, 1426, 1519, 2254, 2807, 3038, 4991, 5614, 9223, 9982, 12431, 18446, 19649, 24862, 34937, 39298, 64561, 69874, 87017, 129122, 174034, 285913, 451927, 571826, 609119, 903854, 1218238, 2001391, 4002782, 14009737, 28019474]

約数ペア:

[(1, 28019474), (2, 14009737), (7, 4002782), (14, 2001391), (23, 1218238), (31, 903854), (46, 609119), (49, 571826), (62, 451927), (98, 285913), (161, 174034), (217, 129122), (322, 87017), (401, 69874), (434, 64561), (713, 39298), (802, 34937), (1127, 24862), (1426, 19649), (1519, 18446), (2254, 12431), (2807, 9982), (3038, 9223), (4991, 5614)]