31481164

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1171}}^1$

素因数の和:1246

約数の個数: 48

約数和(自身を含む): 66157056

約数和(自身を除く): 34675892

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 47, 52, 94, 143, 188, 286, 517, 572, 611, 1034, 1171, 1222, 2068, 2342, 2444, 4684, 6721, 12881, 13442, 15223, 25762, 26884, 30446, 51524, 55037, 60892, 110074, 167453, 220148, 334906, 605407, 669812, 715481, 1210814, 1430962, 2421628, 2861924, 7870291, 15740582, 31481164]

約数ペア:

[(1, 31481164), (2, 15740582), (4, 7870291), (11, 2861924), (13, 2421628), (22, 1430962), (26, 1210814), (44, 715481), (47, 669812), (52, 605407), (94, 334906), (143, 220148), (188, 167453), (286, 110074), (517, 60892), (572, 55037), (611, 51524), (1034, 30446), (1171, 26884), (1222, 25762), (2068, 15223), (2342, 13442), (2444, 12881), (4684, 6721)]