128897944

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1907}}^1$

素因数の和:2008

約数の個数: 64

約数和(自身を含む): 296732160

約数和(自身を除く): 167834216

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 71, 119, 136, 142, 238, 284, 476, 497, 568, 952, 994, 1207, 1907, 1988, 2414, 3814, 3976, 4828, 7628, 8449, 9656, 13349, 15256, 16898, 26698, 32419, 33796, 53396, 64838, 67592, 106792, 129676, 135397, 226933, 259352, 270794, 453866, 541588, 907732, 947779, 1083176, 1815464, 1895558, 2301749, 3791116, 4603498, 7582232, 9206996, 16112243, 18413992, 32224486, 64448972, 128897944]

約数ペア:

[(1, 128897944), (2, 64448972), (4, 32224486), (7, 18413992), (8, 16112243), (14, 9206996), (17, 7582232), (28, 4603498), (34, 3791116), (56, 2301749), (68, 1895558), (71, 1815464), (119, 1083176), (136, 947779), (142, 907732), (238, 541588), (284, 453866), (476, 270794), (497, 259352), (568, 226933), (952, 135397), (994, 129676), (1207, 106792), (1907, 67592), (1988, 64838), (2414, 53396), (3814, 33796), (3976, 32419), (4828, 26698), (7628, 16898), (8449, 15256), (9656, 13349)]