15691921286

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{29}}^2\times {\mathrm{43}}^1\times {\mathrm{601}}^1$

素因数の和:742

約数の個数: 72

約数和(自身を含む): 26370207864

約数和(自身を除く): 10678286578

約数列:

[1, 2, 19, 29, 38, 43, 58, 86, 361, 551, 601, 722, 817, 841, 1102, 1202, 1247, 1634, 1682, 2494, 10469, 11419, 15523, 15979, 17429, 20938, 22838, 23693, 25843, 31046, 31958, 34858, 36163, 47386, 51686, 72326, 216961, 303601, 331151, 433922, 450167, 491017, 505441, 607202, 662302, 687097, 749447, 900334, 982034, 1010882, 1374194, 1498894, 6291869, 9329323, 9603379, 12583738, 13054843, 14239493, 18658646, 19206758, 21733963, 26109686, 28478986, 43467926, 182464201, 270550367, 364928402, 412945297, 541100734, 825890594, 7845960643, 15691921286]

約数ペア:

[(1, 15691921286), (2, 7845960643), (19, 825890594), (29, 541100734), (38, 412945297), (43, 364928402), (58, 270550367), (86, 182464201), (361, 43467926), (551, 28478986), (601, 26109686), (722, 21733963), (817, 19206758), (841, 18658646), (1102, 14239493), (1202, 13054843), (1247, 12583738), (1634, 9603379), (1682, 9329323), (2494, 6291869), (10469, 1498894), (11419, 1374194), (15523, 1010882), (15979, 982034), (17429, 900334), (20938, 749447), (22838, 687097), (23693, 662302), (25843, 607202), (31046, 505441), (31958, 491017), (34858, 450167), (36163, 433922), (47386, 331151), (51686, 303601), (72326, 216961)]