987959181

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1$

素因数の和:478

約数の個数: 64

約数和(自身を含む): 1563033600

約数和(自身を除く): 575074419

約数列:

[1, 3, 11, 23, 31, 33, 69, 93, 199, 211, 253, 341, 597, 633, 713, 759, 1023, 2139, 2189, 2321, 4577, 4853, 6169, 6541, 6567, 6963, 7843, 13731, 14559, 18507, 19623, 23529, 41989, 50347, 53383, 67859, 71951, 125967, 141887, 150443, 151041, 160149, 203577, 215853, 425661, 451329, 461879, 965747, 1301659, 1385637, 1560757, 1654873, 2897241, 3904977, 4682271, 4964619, 10623217, 14318249, 29938157, 31869651, 42954747, 89814471, 329319727, 987959181]

約数ペア:

[(1, 987959181), (3, 329319727), (11, 89814471), (23, 42954747), (31, 31869651), (33, 29938157), (69, 14318249), (93, 10623217), (199, 4964619), (211, 4682271), (253, 3904977), (341, 2897241), (597, 1654873), (633, 1560757), (713, 1385637), (759, 1301659), (1023, 965747), (2139, 461879), (2189, 451329), (2321, 425661), (4577, 215853), (4853, 203577), (6169, 160149), (6541, 151041), (6567, 150443), (6963, 141887), (7843, 125967), (13731, 71951), (14559, 67859), (18507, 53383), (19623, 50347), (23529, 41989)]