31429528

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{1091}}^1$

素因数の和:1387

約数の個数: 32

約数和(自身を含む): 63750960

約数和(自身を除く): 32321432

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 277, 554, 1091, 1108, 2182, 2216, 3601, 4364, 7202, 8728, 14183, 14404, 28366, 28808, 56732, 113464, 302207, 604414, 1208828, 2417656, 3928691, 7857382, 15714764, 31429528]

約数ペア:

[(1, 31429528), (2, 15714764), (4, 7857382), (8, 3928691), (13, 2417656), (26, 1208828), (52, 604414), (104, 302207), (277, 113464), (554, 56732), (1091, 28808), (1108, 28366), (2182, 14404), (2216, 14183), (3601, 8728), (4364, 7202)]