31708458

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{577}}^1$

素因数の和:699

約数の個数: 48

約数和(自身を含む): 71413056

約数和(自身を除く): 39704598

約数列:

[1, 2, 3, 6, 9, 18, 43, 71, 86, 129, 142, 213, 258, 387, 426, 577, 639, 774, 1154, 1278, 1731, 3053, 3462, 5193, 6106, 9159, 10386, 18318, 24811, 27477, 40967, 49622, 54954, 74433, 81934, 122901, 148866, 223299, 245802, 368703, 446598, 737406, 1761581, 3523162, 5284743, 10569486, 15854229, 31708458]

約数ペア:

[(1, 31708458), (2, 15854229), (3, 10569486), (6, 5284743), (9, 3523162), (18, 1761581), (43, 737406), (71, 446598), (86, 368703), (129, 245802), (142, 223299), (213, 148866), (258, 122901), (387, 81934), (426, 74433), (577, 54954), (639, 49622), (774, 40967), (1154, 27477), (1278, 24811), (1731, 18318), (3053, 10386), (3462, 9159), (5193, 6106)]