83428527

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{293}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 140767200

約数和(自身を除く): 57338673

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 149, 273, 293, 447, 637, 879, 1043, 1911, 1937, 2051, 3129, 3809, 5811, 6153, 7301, 11427, 13559, 14357, 21903, 26663, 40677, 43071, 43657, 79989, 94913, 130971, 186641, 284739, 305599, 559923, 567541, 916797, 1702623, 2139193, 3972787, 6417579, 11918361, 27809509, 83428527]

約数ペア:

[(1, 83428527), (3, 27809509), (7, 11918361), (13, 6417579), (21, 3972787), (39, 2139193), (49, 1702623), (91, 916797), (147, 567541), (149, 559923), (273, 305599), (293, 284739), (447, 186641), (637, 130971), (879, 94913), (1043, 79989), (1911, 43657), (1937, 43071), (2051, 40677), (3129, 26663), (3809, 21903), (5811, 14357), (6153, 13559), (7301, 11427)]