201989956

素因数分解:

$2^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:258

約数の個数: 96

約数和(自身を含む): 444326400

約数和(自身を除く): 242336444

約数列:

[1, 2, 4, 7, 14, 23, 28, 37, 46, 49, 74, 92, 98, 148, 161, 173, 196, 259, 322, 343, 346, 518, 644, 686, 692, 851, 1036, 1127, 1211, 1372, 1702, 1813, 2254, 2422, 3404, 3626, 3979, 4508, 4844, 5957, 6401, 7252, 7889, 7958, 8477, 11914, 12691, 12802, 15778, 15916, 16954, 23828, 25382, 25604, 27853, 31556, 33908, 41699, 44807, 50764, 55706, 59339, 83398, 89614, 111412, 118678, 147223, 166796, 179228, 194971, 237356, 291893, 294446, 313649, 389942, 583786, 588892, 627298, 779884, 1030561, 1167572, 1254596, 1364797, 2061122, 2195543, 2729594, 4122244, 4391086, 5459188, 7213927, 8782172, 14427854, 28855708, 50497489, 100994978, 201989956]

約数ペア:

[(1, 201989956), (2, 100994978), (4, 50497489), (7, 28855708), (14, 14427854), (23, 8782172), (28, 7213927), (37, 5459188), (46, 4391086), (49, 4122244), (74, 2729594), (92, 2195543), (98, 2061122), (148, 1364797), (161, 1254596), (173, 1167572), (196, 1030561), (259, 779884), (322, 627298), (343, 588892), (346, 583786), (518, 389942), (644, 313649), (686, 294446), (692, 291893), (851, 237356), (1036, 194971), (1127, 179228), (1211, 166796), (1372, 147223), (1702, 118678), (1813, 111412), (2254, 89614), (2422, 83398), (3404, 59339), (3626, 55706), (3979, 50764), (4508, 44807), (4844, 41699), (5957, 33908), (6401, 31556), (7252, 27853), (7889, 25604), (7958, 25382), (8477, 23828), (11914, 16954), (12691, 15916), (12802, 15778)]