129439216

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{1667}}^1$

素因数の和:1909

約数の個数: 40

約数和(自身を含む): 263090304

約数和(自身を除く): 133651088

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 211, 368, 422, 844, 1667, 1688, 3334, 3376, 4853, 6668, 9706, 13336, 19412, 26672, 38341, 38824, 76682, 77648, 153364, 306728, 351737, 613456, 703474, 1406948, 2813896, 5627792, 8089951, 16179902, 32359804, 64719608, 129439216]

約数ペア:

[(1, 129439216), (2, 64719608), (4, 32359804), (8, 16179902), (16, 8089951), (23, 5627792), (46, 2813896), (92, 1406948), (184, 703474), (211, 613456), (368, 351737), (422, 306728), (844, 153364), (1667, 77648), (1688, 76682), (3334, 38824), (3376, 38341), (4853, 26672), (6668, 19412), (9706, 13336)]