389156976

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^2\times {\mathrm{15991}}^1$

素因数の和:16031

約数の個数: 90

約数和(自身を含む): 1179394008

約数和(自身を除く): 790237032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 169, 208, 234, 312, 338, 468, 507, 624, 676, 936, 1014, 1352, 1521, 1872, 2028, 2704, 3042, 4056, 6084, 8112, 12168, 15991, 24336, 31982, 47973, 63964, 95946, 127928, 143919, 191892, 207883, 255856, 287838, 383784, 415766, 575676, 623649, 767568, 831532, 1151352, 1247298, 1663064, 1870947, 2302704, 2494596, 2702479, 3326128, 3741894, 4989192, 5404958, 7483788, 8107437, 9978384, 10809916, 14967576, 16214874, 21619832, 24322311, 29935152, 32429748, 43239664, 48644622, 64859496, 97289244, 129718992, 194578488, 389156976]

約数ペア:

[(1, 389156976), (2, 194578488), (3, 129718992), (4, 97289244), (6, 64859496), (8, 48644622), (9, 43239664), (12, 32429748), (13, 29935152), (16, 24322311), (18, 21619832), (24, 16214874), (26, 14967576), (36, 10809916), (39, 9978384), (48, 8107437), (52, 7483788), (72, 5404958), (78, 4989192), (104, 3741894), (117, 3326128), (144, 2702479), (156, 2494596), (169, 2302704), (208, 1870947), (234, 1663064), (312, 1247298), (338, 1151352), (468, 831532), (507, 767568), (624, 623649), (676, 575676), (936, 415766), (1014, 383784), (1352, 287838), (1521, 255856), (1872, 207883), (2028, 191892), (2704, 143919), (3042, 127928), (4056, 95946), (6084, 63964), (8112, 47973), (12168, 31982), (15991, 24336)]