129253256

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{5227}}^1$

素因数の和:5525

約数の個数: 32

約数和(自身を含む): 265373280

約数和(自身を除く): 136120024

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 281, 562, 1124, 2248, 3091, 5227, 6182, 10454, 12364, 20908, 24728, 41816, 57497, 114994, 229988, 459976, 1468787, 2937574, 5875148, 11750296, 16156657, 32313314, 64626628, 129253256]

約数ペア:

[(1, 129253256), (2, 64626628), (4, 32313314), (8, 16156657), (11, 11750296), (22, 5875148), (44, 2937574), (88, 1468787), (281, 459976), (562, 229988), (1124, 114994), (2248, 57497), (3091, 41816), (5227, 24728), (6182, 20908), (10454, 12364)]