128516836

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{6529}}^1$

素因数の和:6596

約数の個数: 48

約数和(自身を含む): 277916800

約数和(自身を除く): 149399964

約数列:

[1, 2, 4, 7, 14, 19, 28, 37, 38, 74, 76, 133, 148, 259, 266, 518, 532, 703, 1036, 1406, 2812, 4921, 6529, 9842, 13058, 19684, 26116, 45703, 91406, 124051, 182812, 241573, 248102, 483146, 496204, 868357, 966292, 1691011, 1736714, 3382022, 3473428, 4589887, 6764044, 9179774, 18359548, 32129209, 64258418, 128516836]

約数ペア:

[(1, 128516836), (2, 64258418), (4, 32129209), (7, 18359548), (14, 9179774), (19, 6764044), (28, 4589887), (37, 3473428), (38, 3382022), (74, 1736714), (76, 1691011), (133, 966292), (148, 868357), (259, 496204), (266, 483146), (518, 248102), (532, 241573), (703, 182812), (1036, 124051), (1406, 91406), (2812, 45703), (4921, 26116), (6529, 19684), (9842, 13058)]