251493424

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9091}}^1$

素因数の和:9138

約数の個数: 80

約数和(自身を含む): 631348480

約数和(自身を除く): 379855056

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 52, 56, 76, 91, 104, 112, 133, 152, 182, 208, 247, 266, 304, 364, 494, 532, 728, 988, 1064, 1456, 1729, 1976, 2128, 3458, 3952, 6916, 9091, 13832, 18182, 27664, 36364, 63637, 72728, 118183, 127274, 145456, 172729, 236366, 254548, 345458, 472732, 509096, 690916, 827281, 945464, 1018192, 1209103, 1381832, 1654562, 1890928, 2245477, 2418206, 2763664, 3309124, 4490954, 4836412, 6618248, 8981908, 9672824, 13236496, 15718339, 17963816, 19345648, 31436678, 35927632, 62873356, 125746712, 251493424]

約数ペア:

[(1, 251493424), (2, 125746712), (4, 62873356), (7, 35927632), (8, 31436678), (13, 19345648), (14, 17963816), (16, 15718339), (19, 13236496), (26, 9672824), (28, 8981908), (38, 6618248), (52, 4836412), (56, 4490954), (76, 3309124), (91, 2763664), (104, 2418206), (112, 2245477), (133, 1890928), (152, 1654562), (182, 1381832), (208, 1209103), (247, 1018192), (266, 945464), (304, 827281), (364, 690916), (494, 509096), (532, 472732), (728, 345458), (988, 254548), (1064, 236366), (1456, 172729), (1729, 145456), (1976, 127274), (2128, 118183), (3458, 72728), (3952, 63637), (6916, 36364), (9091, 27664), (13832, 18182)]