131807312

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{90527}}^1$

素因数の和:90555

約数の個数: 40

約数和(自身を含む): 314313216

約数和(自身を除く): 182505904

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 90527, 181054, 362108, 633689, 724216, 1176851, 1267378, 1448432, 2353702, 2534756, 4707404, 5069512, 8237957, 9414808, 10139024, 16475914, 18829616, 32951828, 65903656, 131807312]

約数ペア:

[(1, 131807312), (2, 65903656), (4, 32951828), (7, 18829616), (8, 16475914), (13, 10139024), (14, 9414808), (16, 8237957), (26, 5069512), (28, 4707404), (52, 2534756), (56, 2353702), (91, 1448432), (104, 1267378), (112, 1176851), (182, 724216), (208, 633689), (364, 362108), (728, 181054), (1456, 90527)]