31564533

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1$

素因数の和:514

約数の個数: 64

約数和(自身を含む): 59092992

約数和(自身を除く): 27528459

約数列:

[1, 3, 7, 11, 13, 21, 23, 33, 39, 69, 77, 91, 143, 161, 231, 253, 273, 299, 429, 457, 483, 759, 897, 1001, 1371, 1771, 2093, 3003, 3199, 3289, 5027, 5313, 5941, 6279, 9597, 9867, 10511, 15081, 17823, 23023, 31533, 35189, 41587, 65351, 69069, 73577, 105567, 115621, 124761, 136643, 196053, 220731, 346863, 409929, 457457, 809347, 956501, 1372371, 1503073, 2428041, 2869503, 4509219, 10521511, 31564533]

約数ペア:

[(1, 31564533), (3, 10521511), (7, 4509219), (11, 2869503), (13, 2428041), (21, 1503073), (23, 1372371), (33, 956501), (39, 809347), (69, 457457), (77, 409929), (91, 346863), (143, 220731), (161, 196053), (231, 136643), (253, 124761), (273, 115621), (299, 105567), (429, 73577), (457, 69069), (483, 65351), (759, 41587), (897, 35189), (1001, 31533), (1371, 23023), (1771, 17823), (2093, 15081), (3003, 10511), (3199, 9867), (3289, 9597), (5027, 6279), (5313, 5941)]