12688130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 28643328

約数和(自身を除く): 15955198

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 73, 91, 130, 146, 182, 191, 365, 382, 455, 511, 730, 910, 949, 955, 1022, 1337, 1898, 1910, 2483, 2555, 2674, 4745, 4966, 5110, 6643, 6685, 9490, 12415, 13286, 13370, 13943, 17381, 24830, 27886, 33215, 34762, 66430, 69715, 86905, 97601, 139430, 173810, 181259, 195202, 362518, 488005, 906295, 976010, 1268813, 1812590, 2537626, 6344065, 12688130]

約数ペア:

[(1, 12688130), (2, 6344065), (5, 2537626), (7, 1812590), (10, 1268813), (13, 976010), (14, 906295), (26, 488005), (35, 362518), (65, 195202), (70, 181259), (73, 173810), (91, 139430), (130, 97601), (146, 86905), (182, 69715), (191, 66430), (365, 34762), (382, 33215), (455, 27886), (511, 24830), (730, 17381), (910, 13943), (949, 13370), (955, 13286), (1022, 12415), (1337, 9490), (1898, 6685), (1910, 6643), (2483, 5110), (2555, 4966), (2674, 4745)]