331882772

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{8731}}^1$

素因数の和:8808

約数の個数: 48

約数和(自身を含む): 677742912

約数和(自身を除く): 345860140

約数列:

[1, 2, 4, 13, 17, 26, 34, 43, 52, 68, 86, 172, 221, 442, 559, 731, 884, 1118, 1462, 2236, 2924, 8731, 9503, 17462, 19006, 34924, 38012, 113503, 148427, 227006, 296854, 375433, 454012, 593708, 750866, 1501732, 1929551, 3859102, 4880629, 6382361, 7718204, 9761258, 12764722, 19522516, 25529444, 82970693, 165941386, 331882772]

約数ペア:

[(1, 331882772), (2, 165941386), (4, 82970693), (13, 25529444), (17, 19522516), (26, 12764722), (34, 9761258), (43, 7718204), (52, 6382361), (68, 4880629), (86, 3859102), (172, 1929551), (221, 1501732), (442, 750866), (559, 593708), (731, 454012), (884, 375433), (1118, 296854), (1462, 227006), (2236, 148427), (2924, 113503), (8731, 38012), (9503, 34924), (17462, 19006)]