68931486

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{461}}^1$

素因数の和:559

約数の個数: 80

約数和(自身を含む): 169047648

約数和(自身を除く): 100116162

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 71, 78, 81, 117, 142, 162, 213, 234, 351, 426, 461, 639, 702, 922, 923, 1053, 1278, 1383, 1846, 1917, 2106, 2766, 2769, 3834, 4149, 5538, 5751, 5993, 8298, 8307, 11502, 11986, 12447, 16614, 17979, 24894, 24921, 32731, 35958, 37341, 49842, 53937, 65462, 74682, 74763, 98193, 107874, 149526, 161811, 196386, 294579, 323622, 425503, 485433, 589158, 851006, 883737, 970866, 1276509, 1767474, 2553018, 2651211, 3829527, 5302422, 7659054, 11488581, 22977162, 34465743, 68931486]

約数ペア:

[(1, 68931486), (2, 34465743), (3, 22977162), (6, 11488581), (9, 7659054), (13, 5302422), (18, 3829527), (26, 2651211), (27, 2553018), (39, 1767474), (54, 1276509), (71, 970866), (78, 883737), (81, 851006), (117, 589158), (142, 485433), (162, 425503), (213, 323622), (234, 294579), (351, 196386), (426, 161811), (461, 149526), (639, 107874), (702, 98193), (922, 74763), (923, 74682), (1053, 65462), (1278, 53937), (1383, 49842), (1846, 37341), (1917, 35958), (2106, 32731), (2766, 24921), (2769, 24894), (3834, 17979), (4149, 16614), (5538, 12447), (5751, 11986), (5993, 11502), (8298, 8307)]