1791244

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:87

約数の個数: 72

約数和(自身を含む): 4245360

約数和(自身を除く): 2454116

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 37, 38, 49, 52, 74, 76, 91, 98, 133, 148, 182, 196, 247, 259, 266, 364, 481, 494, 518, 532, 637, 703, 931, 962, 988, 1036, 1274, 1406, 1729, 1813, 1862, 1924, 2548, 2812, 3367, 3458, 3626, 3724, 4921, 6734, 6916, 7252, 9139, 9842, 12103, 13468, 18278, 19684, 23569, 24206, 34447, 36556, 47138, 48412, 63973, 68894, 94276, 127946, 137788, 255892, 447811, 895622, 1791244]

約数ペア:

[(1, 1791244), (2, 895622), (4, 447811), (7, 255892), (13, 137788), (14, 127946), (19, 94276), (26, 68894), (28, 63973), (37, 48412), (38, 47138), (49, 36556), (52, 34447), (74, 24206), (76, 23569), (91, 19684), (98, 18278), (133, 13468), (148, 12103), (182, 9842), (196, 9139), (247, 7252), (259, 6916), (266, 6734), (364, 4921), (481, 3724), (494, 3626), (518, 3458), (532, 3367), (637, 2812), (703, 2548), (931, 1924), (962, 1862), (988, 1813), (1036, 1729), (1274, 1406)]