28137214

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{761}}^1$

素因数の和:928

約数の個数: 32

約数和(自身を含む): 51206400

約数和(自身を除く): 23069186

約数列:

[1, 2, 7, 14, 19, 38, 133, 139, 266, 278, 761, 973, 1522, 1946, 2641, 5282, 5327, 10654, 14459, 18487, 28918, 36974, 101213, 105779, 202426, 211558, 740453, 1480906, 2009801, 4019602, 14068607, 28137214]

約数ペア:

[(1, 28137214), (2, 14068607), (7, 4019602), (14, 2009801), (19, 1480906), (38, 740453), (133, 211558), (139, 202426), (266, 105779), (278, 101213), (761, 36974), (973, 28918), (1522, 18487), (1946, 14459), (2641, 10654), (5282, 5327)]