47847681

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:666

約数の個数: 48

約数和(自身を含む): 84464640

約数和(自身を除く): 36616959

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 71, 133, 171, 213, 399, 497, 563, 639, 1197, 1349, 1491, 1689, 3941, 4047, 4473, 5067, 9443, 10697, 11823, 12141, 28329, 32091, 35469, 39973, 74879, 84987, 96273, 119919, 224637, 279811, 359757, 673911, 759487, 839433, 2278461, 2518299, 5316409, 6835383, 15949227, 47847681]

約数ペア:

[(1, 47847681), (3, 15949227), (7, 6835383), (9, 5316409), (19, 2518299), (21, 2278461), (57, 839433), (63, 759487), (71, 673911), (133, 359757), (171, 279811), (213, 224637), (399, 119919), (497, 96273), (563, 84987), (639, 74879), (1197, 39973), (1349, 35469), (1491, 32091), (1689, 28329), (3941, 12141), (4047, 11823), (4473, 10697), (5067, 9443)]