131315696638

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{373}}^1\times {\mathrm{1381}}^1$

素因数の和:2033

約数の個数: 64

約数和(自身を含む): 229241295360

約数和(自身を除く): 97925598722

約数列:

[1, 2, 7, 14, 131, 139, 262, 278, 373, 746, 917, 973, 1381, 1834, 1946, 2611, 2762, 5222, 9667, 18209, 19334, 36418, 48863, 51847, 97726, 103694, 127463, 180911, 191959, 254926, 342041, 361822, 362929, 383918, 515113, 684082, 725858, 1030226, 1266377, 1343713, 2532754, 2687426, 3605791, 6791957, 7211582, 13583914, 25146629, 47543699, 50293258, 67479803, 71600707, 95087398, 134959606, 143201414, 176026403, 352052806, 472358621, 501204949, 944717242, 1002409898, 9379692617, 18759385234, 65657848319, 131315696638]

約数ペア:

[(1, 131315696638), (2, 65657848319), (7, 18759385234), (14, 9379692617), (131, 1002409898), (139, 944717242), (262, 501204949), (278, 472358621), (373, 352052806), (746, 176026403), (917, 143201414), (973, 134959606), (1381, 95087398), (1834, 71600707), (1946, 67479803), (2611, 50293258), (2762, 47543699), (5222, 25146629), (9667, 13583914), (18209, 7211582), (19334, 6791957), (36418, 3605791), (48863, 2687426), (51847, 2532754), (97726, 1343713), (103694, 1266377), (127463, 1030226), (180911, 725858), (191959, 684082), (254926, 515113), (342041, 383918), (361822, 362929)]