398702904

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1087}}^1$

素因数の和:1173

約数の個数: 128

約数和(自身を含む): 1128038400

約数和(自身を除く): 729335496

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 29, 31, 34, 51, 58, 62, 68, 87, 93, 102, 116, 124, 136, 174, 186, 204, 232, 248, 348, 372, 408, 493, 527, 696, 744, 899, 986, 1054, 1087, 1479, 1581, 1798, 1972, 2108, 2174, 2697, 2958, 3162, 3261, 3596, 3944, 4216, 4348, 5394, 5916, 6324, 6522, 7192, 8696, 10788, 11832, 12648, 13044, 15283, 18479, 21576, 26088, 30566, 31523, 33697, 36958, 45849, 55437, 61132, 63046, 67394, 73916, 91698, 94569, 101091, 110874, 122264, 126092, 134788, 147832, 183396, 189138, 202182, 221748, 252184, 269576, 366792, 378276, 404364, 443496, 535891, 572849, 756552, 808728, 977213, 1071782, 1145698, 1607673, 1718547, 1954426, 2143564, 2291396, 2931639, 3215346, 3437094, 3908852, 4287128, 4582792, 5863278, 6430692, 6874188, 7817704, 11726556, 12861384, 13748376, 16612621, 23453112, 33225242, 49837863, 66450484, 99675726, 132900968, 199351452, 398702904]

約数ペア:

[(1, 398702904), (2, 199351452), (3, 132900968), (4, 99675726), (6, 66450484), (8, 49837863), (12, 33225242), (17, 23453112), (24, 16612621), (29, 13748376), (31, 12861384), (34, 11726556), (51, 7817704), (58, 6874188), (62, 6430692), (68, 5863278), (87, 4582792), (93, 4287128), (102, 3908852), (116, 3437094), (124, 3215346), (136, 2931639), (174, 2291396), (186, 2143564), (204, 1954426), (232, 1718547), (248, 1607673), (348, 1145698), (372, 1071782), (408, 977213), (493, 808728), (527, 756552), (696, 572849), (744, 535891), (899, 443496), (986, 404364), (1054, 378276), (1087, 366792), (1479, 269576), (1581, 252184), (1798, 221748), (1972, 202182), (2108, 189138), (2174, 183396), (2697, 147832), (2958, 134788), (3162, 126092), (3261, 122264), (3596, 110874), (3944, 101091), (4216, 94569), (4348, 91698), (5394, 73916), (5916, 67394), (6324, 63046), (6522, 61132), (7192, 55437), (8696, 45849), (10788, 36958), (11832, 33697), (12648, 31523), (13044, 30566), (15283, 26088), (18479, 21576)]