15317253

素因数分解:

$3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{739}}^1$

素因数の和:806

約数の個数: 36

約数和(自身を含む): 26320320

約数和(自身を除く): 11003067

約数列:

[1, 3, 7, 9, 21, 47, 49, 63, 141, 147, 329, 423, 441, 739, 987, 2217, 2303, 2961, 5173, 6651, 6909, 15519, 20727, 34733, 36211, 46557, 104199, 108633, 243131, 312597, 325899, 729393, 1701917, 2188179, 5105751, 15317253]

約数ペア:

[(1, 15317253), (3, 5105751), (7, 2188179), (9, 1701917), (21, 729393), (47, 325899), (49, 312597), (63, 243131), (141, 108633), (147, 104199), (329, 46557), (423, 36211), (441, 34733), (739, 20727), (987, 15519), (2217, 6909), (2303, 6651), (2961, 5173)]