12891018

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{269}}^1$

素因数の和:451

約数の個数: 48

約数和(自身を含む): 30287520

約数和(自身を除く): 17396502

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 163, 269, 294, 326, 489, 538, 807, 978, 1141, 1614, 1883, 2282, 3423, 3766, 5649, 6846, 7987, 11298, 13181, 15974, 23961, 26362, 39543, 43847, 47922, 79086, 87694, 131541, 263082, 306929, 613858, 920787, 1841574, 2148503, 4297006, 6445509, 12891018]

約数ペア:

[(1, 12891018), (2, 6445509), (3, 4297006), (6, 2148503), (7, 1841574), (14, 920787), (21, 613858), (42, 306929), (49, 263082), (98, 131541), (147, 87694), (163, 79086), (269, 47922), (294, 43847), (326, 39543), (489, 26362), (538, 23961), (807, 15974), (978, 13181), (1141, 11298), (1614, 7987), (1883, 6846), (2282, 5649), (3423, 3766)]