655870878

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{13159}}^1$

素因数の和:13254

約数の個数: 64

約数和(自身を含む): 1591833600

約数和(自身を除く): 935962722

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 71, 78, 117, 142, 213, 234, 351, 426, 639, 702, 923, 1278, 1846, 1917, 2769, 3834, 5538, 8307, 13159, 16614, 24921, 26318, 39477, 49842, 78954, 118431, 171067, 236862, 342134, 355293, 513201, 710586, 934289, 1026402, 1539603, 1868578, 2802867, 3079206, 4618809, 5605734, 8408601, 9237618, 12145757, 16817202, 24291514, 25225803, 36437271, 50451606, 72874542, 109311813, 218623626, 327935439, 655870878]

約数ペア:

[(1, 655870878), (2, 327935439), (3, 218623626), (6, 109311813), (9, 72874542), (13, 50451606), (18, 36437271), (26, 25225803), (27, 24291514), (39, 16817202), (54, 12145757), (71, 9237618), (78, 8408601), (117, 5605734), (142, 4618809), (213, 3079206), (234, 2802867), (351, 1868578), (426, 1539603), (639, 1026402), (702, 934289), (923, 710586), (1278, 513201), (1846, 355293), (1917, 342134), (2769, 236862), (3834, 171067), (5538, 118431), (8307, 78954), (13159, 49842), (16614, 39477), (24921, 26318)]