1388895846

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{1759}}^1$

素因数の和:2021

約数の個数: 64

約数和(自身を含む): 3065610240

約数和(自身を除く): 1676714394

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 106, 159, 191, 318, 382, 573, 689, 1146, 1378, 1759, 2067, 2483, 3518, 4134, 4966, 5277, 7449, 10123, 10554, 14898, 20246, 22867, 30369, 45734, 60738, 68601, 93227, 131599, 137202, 186454, 263198, 279681, 335969, 394797, 559362, 671938, 789594, 1007907, 1211951, 2015814, 2423902, 3635853, 4367597, 7271706, 8735194, 13102791, 17806357, 26205582, 35612714, 53419071, 106838142, 231482641, 462965282, 694447923, 1388895846]

約数ペア:

[(1, 1388895846), (2, 694447923), (3, 462965282), (6, 231482641), (13, 106838142), (26, 53419071), (39, 35612714), (53, 26205582), (78, 17806357), (106, 13102791), (159, 8735194), (191, 7271706), (318, 4367597), (382, 3635853), (573, 2423902), (689, 2015814), (1146, 1211951), (1378, 1007907), (1759, 789594), (2067, 671938), (2483, 559362), (3518, 394797), (4134, 335969), (4966, 279681), (5277, 263198), (7449, 186454), (10123, 137202), (10554, 131599), (14898, 93227), (20246, 68601), (22867, 60738), (30369, 45734)]