31473390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{80701}}^1$

素因数の和:80724

約数の個数: 32

約数和(自身を含む): 81347616

約数和(自身を除く): 49874226

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 80701, 161402, 242103, 403505, 484206, 807010, 1049113, 1210515, 2098226, 2421030, 3147339, 5245565, 6294678, 10491130, 15736695, 31473390]

約数ペア:

[(1, 31473390), (2, 15736695), (3, 10491130), (5, 6294678), (6, 5245565), (10, 3147339), (13, 2421030), (15, 2098226), (26, 1210515), (30, 1049113), (39, 807010), (65, 484206), (78, 403505), (130, 242103), (195, 161402), (390, 80701)]