243638486

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{199}}^1$

素因数の和:290

約数の個数: 72

約数和(自身を含む): 475448400

約数和(自身を除く): 231809914

約数列:

[1, 2, 7, 13, 14, 26, 31, 49, 62, 91, 98, 182, 199, 217, 398, 403, 434, 637, 806, 961, 1274, 1393, 1519, 1922, 2587, 2786, 2821, 3038, 5174, 5642, 6169, 6727, 9751, 12338, 12493, 13454, 18109, 19502, 19747, 24986, 36218, 39494, 43183, 47089, 80197, 86366, 87451, 94178, 126763, 160394, 174902, 191239, 253526, 302281, 382478, 561379, 604562, 612157, 1122758, 1224314, 1338673, 2486107, 2677346, 3929653, 4972214, 7859306, 9370711, 17402749, 18741422, 34805498, 121819243, 243638486]

約数ペア:

[(1, 243638486), (2, 121819243), (7, 34805498), (13, 18741422), (14, 17402749), (26, 9370711), (31, 7859306), (49, 4972214), (62, 3929653), (91, 2677346), (98, 2486107), (182, 1338673), (199, 1224314), (217, 1122758), (398, 612157), (403, 604562), (434, 561379), (637, 382478), (806, 302281), (961, 253526), (1274, 191239), (1393, 174902), (1519, 160394), (1922, 126763), (2587, 94178), (2786, 87451), (2821, 86366), (3038, 80197), (5174, 47089), (5642, 43183), (6169, 39494), (6727, 36218), (9751, 24986), (12338, 19747), (12493, 19502), (13454, 18109)]