558833289

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{419}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 893249280

約数和(自身を除く): 334415991

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 211, 301, 419, 633, 903, 1257, 1477, 2107, 2933, 4431, 6321, 8799, 9073, 10339, 18017, 20531, 27219, 31017, 54051, 61593, 63511, 88409, 126119, 190533, 265227, 378357, 444577, 618863, 882833, 1333731, 1856589, 2648499, 3801587, 4332041, 11404761, 12996123, 26611109, 79833327, 186277763, 558833289]

約数ペア:

[(1, 558833289), (3, 186277763), (7, 79833327), (21, 26611109), (43, 12996123), (49, 11404761), (129, 4332041), (147, 3801587), (211, 2648499), (301, 1856589), (419, 1333731), (633, 882833), (903, 618863), (1257, 444577), (1477, 378357), (2107, 265227), (2933, 190533), (4431, 126119), (6321, 88409), (8799, 63511), (9073, 61593), (10339, 54051), (18017, 31017), (20531, 27219)]