15949227

素因数分解:

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

素因数の和:663

約数の個数: 32

約数和(自身を含む): 25989120

約数和(自身を除く): 10039893

約数列:

[1, 3, 7, 19, 21, 57, 71, 133, 213, 399, 497, 563, 1349, 1491, 1689, 3941, 4047, 9443, 10697, 11823, 28329, 32091, 39973, 74879, 119919, 224637, 279811, 759487, 839433, 2278461, 5316409, 15949227]

約数ペア:

[(1, 15949227), (3, 5316409), (7, 2278461), (19, 839433), (21, 759487), (57, 279811), (71, 224637), (133, 119919), (213, 74879), (399, 39973), (497, 32091), (563, 28329), (1349, 11823), (1491, 10697), (1689, 9443), (3941, 4047)]